PE Block 1 Flashcards
Define Hyperopia
Define Presbyopia
Define Myopia
Farsightedness
Aging vision
Nearsightedness
Gradual loss of vision is usually due to what two issues?
Cataracts
Macular degeneration
Slow central loss of vision in nuclear cataract is due to ?
Peripheral loss of vision is usually due to ?
Macular degeneration
Open angle glaucoma
One sided loss of vision is usually due to?
Hemianopsia
Quadrantic defect
Pt complains of specks or floating debris in field of view, what causes this?
Moving- vitreous floaters
Fixed- scotomas, lesion on retina or in visual pathway
PT complains of moving specks or flashing lights is suggestive of what?
Detached vitreous from retina
What can cause diplopia in adults?
Lesion in brainstem/cerebellum
Weak/paralyzed extraocular muscle
Horizontal diplopia can be attributed to palsy in what nerve?
Vertical diplopia can be attributed to palsy in what nerve?
CN3 or 6
CN 3 or 4
PTs with vertigo point to a problem with what CN?
CN8
What are the two types of hearing impairment?
Conductive loss- problem with external/middle ear
Sensorineural- inner ear, cochlear nerve, connection to brain
What types of difficulties do PTs with sensorineural hearing loss experience?
Understanding speech
Complain others mumble
Difficult hearing in noisy environments
PTs with conductive hearing loss exhibit decreased/improvement of symptoms in what type of environment?
Noisy
What are some S/Sx of acute/chronic otitis media?
Unusually soft ear wax
Debris
Rash in canal
Discharge through perforated ear drum
What Sx identifies true vertigo?
Do you feel the room is spinning
Feeling of being pulled= inner ear problem or CN8 lesion
What are 3 causes of rhinorrhea?
Viral infections
Allergic rhinitis- proven by itching
Vasomotor rhinits
Define Rhinits Medicamentosa
Excessive use of decongestants that worsens symptoms
What are 3 drugs that may cause stuffiness?
Oral contraceptives
Reserpine
Guanethidine
ETOH
Epistaxis can come from the nose itself or what other two areas?
Paranasal sinus
Nasopharynx
What questions can be asked to test for thyroid function?
Temperature intolerance
Sweating
What can apthhous ulcers mean?
Sore smooth tongue of nutritional deficiency
What other S/Sx often accompany pharyngitis?
Enlarged tender lymph nodes
No fever
Exudate
What are some S/Sx of Hypo/Hyperthyroidism?
Hypo- Intolerant to cold, dec sweating
Hyper- palpitations, hot, involuntary weight loss
What are some structures checked when PTs complain of changes in vision?
Lens
Macula
Macular degeneration
Glaucoma
Define Nits
Lice eggs
What does redness and scaling under the hair/on the scalp indicate?
Seborrheic dermatitis
Psoriasis
Pilar cysts
Pigmented nevi
Define Wens
Pilar cysts
When/why does hirsutism occur in women?
PCOS
Define the Palpebral Conjunctiva
Define the Bulbar Conjunctiva
Lines eyelids
Covers most of anterior eye
Define the Visual Field
Entire area seen by an eye when it looks at a central point
Define Direct Reaction
Define Consensual Reaction
Light beam shining causes pupil constriction in that eye
Light beam shining causes pupil constriction in opposite eye
Which CN controls iris constriction/dilation?
CN3
Define Accommodation
Increase in convexity of lens cause by contraction of ciliary muscles changing shape of lens to bring near object into focus
How are PTs older than 45y/o tested to see if reading glasses or bifocals are needed?
Near vision tested with hand held card
What is the definition for legally blind?
Better eye corrected by glasses is 20/200 or less
Constricted field of vision 20* or less in better eye
What area of vision is affected by most defects?
Temporal
When/what causes an enlarged blind spot?
Conditions affecting optic nerve
Glaucoma
Optic neuritis
Pailledema
What causes inward/outward deviation of eyes when assessing position and alignment?
Graves Disease
Ocular tumor
What causes eyebrow scaliness?
Seborrheic dermatitis
Lateral sparseness= hypothyroidism
What causes an upstarting palpebral fissure on the tongue?
Down’s Syndrome
AKA Scrotal tongue
Define Blephritis
Red inflammed lid margins
What can cause excessive tearing from increased production?
What can cause excessive tearing from inadequate drainage?
Conjunctival inflammation, corneal irritation
Ectropion, lacrimal duct obstruction
Define Aniosocoria
Pupil inequality of less than 0.5mm
Testing the eyes for the near reaction is helpful in diagnosing what disorder?
Argyll Robertson/ Tonic(Adies) pupil
What is the follow on test if the reaction to light is impaired or questionable?
Near reaction in normal room light
What does the cover-uncover test reveal issues of?
Muscle imbalances
Define Nystagmus
Fine rhythmic oscillation of the eyes
Few beats w/ later gaze is normal
How does lid lag in hyperthyroidism appear?
Rim of sclera is visible above iris with downward gazes
Normal= lid should over lap iris slightly throughout movement
Define Proptosis
Abnormal protrusion of eyes in hyperthyroidism
Normal convergence can follow the object to as close as what distance?
5 - 8 cm
Poor convergence is a sign of ?
Hyperthyroidism
What are the contraindications for using mydriatic drops?
Head injury/coma
Suspicion of narrow gaze glaucoma
If a PTs lens has been surgically removed from their eye, how does this change the providers view of examining their eye?
Magnifying effect is lost
Retinal structures look smaller than usual
Larger expanse of fundus is visible
What is the function of the diopter
Unit that measures the power of a lens to converge/diverge light
Define Hippus
Spasm of the pupil from bright, direct light
How is the diopter adjusted for PTs with myopic vision? Hyperopic?
My- counterclockwise, minus
Hyper- clockwise to plus
What are 4 characteristics to be noted of the disc during inspection?
Clarity of outline
Color
Size
Comparative symmetry
Define Papilledema
Swelling of optic disc and anterior bulge of physiologic cup
Indicates serious issue with brain, meningitis, subarachnoid hemorrhage, trauma, lesion
How does light focus to the retina in PTs with hyper/myopia?
Which one will have retinal structures that look larger than normal?
My- anterior focus
Hyper- posterior
Myopic
What does an enlarged cup suggest an issue of?
Chronic open angle glaucoma
Define SVP and what they indicate
Spontaneous Venous Pulsations
Normal in 75% of PTs
Indicates intracranial pressure is probably normal
What is the sequence of inspection from the disc to macula?
1- 10 oclock 2- 7 3- 5 4- 1 5- 3
Loss of SVPs can indicate what 3 things?
Head trauma
Meningitis
Mass lesions
To inspect the anterior structures of the eye adjust the number on the diopter to ?
10 or 12
What is an important cause of poor central vision in the elderly?
Macular degeneration
What are the different types of macular degeneration?
Dry atrophic- more severe
Wet exudative- neovascular
Drusen- undigested cell debris
What are the two parts of the external ear?
Auricle
Ear canal
What are the two chief landmarks of the malleus when viewing the TM?
Handle
Short process
Define the Umbo
Where eardrum meets the tip of the malleus
Define the Pars Flaccida
Define Pars Tens
Above the short process of the TM
Rest of the TM not ID’s
What structures separate the pars flaccida from the pars tensa?
Anterior/posterior malleolar folds, extend obliquely upward from short process
Define the Conductive Phase of hearing?
Define the Sensorineural Phase
1st part
External ear to middle ear
Described by air conduction
Cochlea and cochlear nerve
What does a painful “Tug Test” indicate?
Acute ottits externa- inflammation of ear canal
Ottits media- inflammation of the middle ear- presents with pain behind the ear
Define Exostoses
Nontender nodular swellings covered by normal skin in the ear canal
How does the ear canal appear/present in Acute Otitis Externa
How does it appear with Chronic Otits Externa
Swollen, narrow, moist, pale/red, tender
Skin is thickened, red, itchy
An unusually prominent short process and handle that looks more horizontal suggest what?
Retracted ear drum
How is mobility of the eardrum evaluated?
Pneumatic otoscope
What size tuning fork is preferred for testing hearing?
512 Hz
1024 Hz
Normal human speech falls in 300-3000Hz
Define the Weber Test
Test for lateralization of hearing
Define the Rinne Test
Compares air conduction with bone conduction (an alternate path that bypasses external and middle ear)
What can cause unilateral conductive hearing loss?
Acute otitis media
Perforated TM
Obstructed ear canal
The nasolacrimal duct drains into the ___ meatus
The paranasal sinuses drain into the ____ meatus
Inferior
Middle
Which sets of sinuses are accessible for clinical examination?
Frontal
Maxillary
Define Alae
Tenderness of the nasal tip
Suggests local infection (furuncle)
Viral rhinitis causes the mucosa to be ? color
Allergic rhinitis causes the mucosa to be ? color
Viral = Red, swollen Allergic= pale, blueish, red
Polyps seen in the nasal cavity usually come from which meatus and are associated with?
Middle
Chronic allergic rhinitis
When inspecting the sinuses, what combination of S/Sxs suggest acute sinusitis
Local tenderness
Pain
Fever
Nasal discharge
Where are Wharton’s Ducts located?
Where are the Stenson’s Ducts located?
Base of the tongue for the submandibular glands
Opening in buccal mucosa near 2nd molars
What do bright red edematous mucosa underneath a denture suggest?
Denture sore mouth
Can present with ulcers or papillary granulation tissue
Redness of gingiva = ?
Black line of gingiva = ?
Gingivitis
Lead poisoning
Define Torus Palatinus
Benign midline lump on the tongue
What are the two most common cancers of the mouth?
1st- lips
2nd- tongue (1- side, 2-base)
How does the soft palate/uvula respond to CN10 paralysis?
Soft palate fails to rise
Uvula deviates to opposite side
What are the borders of the Anterior Triangle
Mandible
Sternomastoid
Midline of neck
What are the borders of the Posterior Triangle
Sternomastoid muscle
Trapezius
Clavicle
What vessels pass under and over the sternomastoid muscles?
Carotid and Internal Jugular- deep
External jugular- over
What are the 5 midline structures of the neck?
Hyoid bone Thyroid cartilage Cricoid cartilage Tracheal rings Thyroid gland
The deep cervical chain of lymph nodes is largely obscured by the overlying sternomastoid muscle except for what two?
Tonislar node
Supraclavicular node
What is a visible clue to an unsuspected thyroid disease?
Scar of past thyroid surgery
A tonsilar node the pulsates is actually ?
Carotid artery
A hard/tender tonsillar node high and deep between the mandible and sternomastoid is ?
Styloid process
What is the sequence for feeling lymph nodes?
Preauricular / Posterior auricular Occipital Tonsillar Submandibular Submental Superficial cervical / Posterior cervical Deep cervical Suprclavicular
Enlarged supraclavicular nodes suggests the possibility of?
Metastasis from thoracic or abdominal malignancy
ESPECIALLY left side node
Tender nodes suggest ____
Hard/fixed nodes suggest ____
Inflammation
Malignancy
Diffuse lymphadenopathy raises the suspicion of ?
HIV/AIDS
If unsure a mass is a band of muscle or artery from a lymph node, what test can be done?
Roll up and down, side to side
Artery and muscles will not pass the test
Thyroid isthmus is usually found covering which tracheal rings?
2-4
If a thyroid gland is enlarged, what follow on test can be conducted?
Listen over lateral lobes with stethoscope to detect a bruit (similar to a cardiac murmur)
Localized/continuous bruit may be heard in hyperthyroidism
How with the thyroid adapt/change in response to different diseases?
Graves Disease- soft
Hashimotos- firm
Tenderness- thyroiditis
What is an exophthalmometer used for?
Measures distance between lateral angle of orbit and line across most anterior of cornea
20mm in whites, 22mm in blacks
F/u testing with CT/US
Discharge of mucopurulent fluid from the puncta suggests ?
Obstructed nasolacrimal duct
Absence of glow on one or both sinuses suggests ?
Thickened mucosa
Secretions in frontal sinuses
Developmental absence of one/both sinuses
What visual sign indicates a normal air-filled maxillary sinus
Bright light shining down from inner aspect of eye
Head tilted back, mouth open
Reddish glow is normal
What does an absence of glow with a bright light- open mouth test mean?
Thickened mucosa
Secretion in maxillary sinus
CN_ opens eye lid
CN_ closes it
3
7
What are the medial and lateral points of the eye called?
Medial/lateral canthus
Define Limbus
Why is this landmark important?
Where cornea inserts into the sclera
Peripheral border of iris and determines angle of the eye
What are the differences between the palpebral and bulbar conjunctiva
Palpebral- covers posterior lid
Bulbar- covers sclera. single membrane that reflects back onto itself
What is normally the only part of the lacrimal system that is visible?
Puncta- medial aspect of eye that drains into lacrimal duct
Cornea covers ___ of eye globe and is continuous with the _____
1/6
Sclera
Anterior chamber of the eye is from _____ to _____ and contains______
Cornea
Iris
Canal of Schlemm
Where does acute angle glaucoma occur?
Anterior chamber
What separates the anterior and posterior chambers of the eye?
Iris
What part of what nervous system opens and closes the eye?
Sympathetic CN3 open
Parasympathetic CN3 close
Posterior chamber of the eye is between the _____ and _____ and contains the ____
Iris
Lens
Ciliary body
What eye structure produces aqueous humor?
Ciliary body
What shape is the lens?
Biconvex
What are the functions of the vitreous body and occupies what space?
Eyeball form
Transmits signals to retina
Hold retina against choroid
Everything posterior to lens
The otpic disc is what CN and contains what landmark structure?
CN2
Contains physiologic blind spot
What is the cup in the back of the eye?
Entrance/exit of nerves and vessels
The disc in the eye is used as a land mark for what?
Describing size of anything found internally and landmark for describing locations of abnormalities within the eye
Where are the rods and cones located within the eye?
How is this area identified?
Macula
No blood vessels
What is the function of the fovea?
Center of macula with highest density of cones, responsible for fine vision and highest sensitivity to light
What is the “vital signs” of the eye?
Visual acuity
What is the function of a Snellen Chart?
A Rosenbaum chart?
Vision
Near vision
What does OD OS and OU mean?
Oculus dexter
Oculu sinister
Oculus uterque
What types of eye charts should be used for children between 2-3y/o for acuity?
HOTV
Tumbling E
Lea
Allen
What is a gross measure of visual acuity in young, preverbal children?
Ability to visually follow objects in front of them
If vision acuity of 20/20 is not achieved, what is the next step?
Pinhole testing to determine if vision is correctable to 20/20
When/why is pinhole testing useful?
Primary care setting
Optimizes vision
If child achieves a 20/20 on pinhole test, what does this mean?
Refractive error is present
If not, amblyopia is considered
What eye criteria means a child should be referred to a ophthalmologist for evaluation?
Visual acuity of 20/40 or worse at 3-5y/o
20/30 or worse at 6y/o or,
two line difference in acuity between both eyes
What to do if PT can’t see the large E on a snellen chart?
Walk PT to chart until visualization is possible, record as 10/400
What steps are taken if PT is unable to see large E on snellen chart at 3 ft?
Count fingers
Hand motion
Light perception
What is defined as legal blindness?
> 20/200
What is the Oval Blind Spot?
Lack of retinal receptors at optic disc causes blind spot at 15* temporal to line of gaze
What is a method to take a gross measurement of peripheral vision?
Visual fields by confrontation
What are 3 patterns of visual field defects?
Homonymous hemianopsia
Bitemporal hemianopsia
Quadratic defects
How are eye peripherals reported for being equal or unequal?
Equal= equal by confrontation Unequal= in lateral field
What causes Bitemporal Hemianopia
Optic chiasm lesion
Pituitary tumor
What causes a horizontal (altidinal) defect?
What other issue can create a similar effect?
Retinal artery occlusion
Ischemia of optic nerve
What produces unilateral monocular blindness?
Lesion on optic nerve
Lesion on eye itself
What causes Bitemporal Hemianopsia
Optic Chiasm lesion (pituitary gland)
What causes Left Homonymous Hemianopsia
Right Optic tract lesion
What causes Homonymous Left Superior Quadratic Defect?
What can this AKA?
Right Optic Radiation, partial lesion
AKA- pie in the sky defect
What causes Left Homonymous Hemianopsi
Right Optic Radiation
Complete interuption of fibers in optic radiation
What part of the EOMI test is the finger paused to test for nystagmus?
What type of PT may need to have their distance/spacing altered during test?
Upward and lateral
Middle age/older
How do you test for suspected lid lag/hyperthyroidism?
Follow finger up and down at midline
Lid should overlap iris
W/ hyperT- Sclera rim is visible above iris w/ down gaze
Define Nystagmus
When is it considered normal?
Fine rhythmic oscillation of eyes
Extreme lateral gaze
What is the next step if a nystagmus is observed?
Bring finger into filed of binocular vision and try again
Sustained nystagmus= neurological defect
New onset dysconjugate gaze in adult life is usually the result of ?
CN injury/lesion
MS
Syphilis
EOMs are tested for what 3 things?
Normal conjugate movement
Nystagmus
Lid lag
CN 6 paralysis will be seen in what ways?
Right= conjugate Straight= esotropia Left= no lateral movement of L eye
CN 4 paralysis will be noted how?
Looking down and to right, L eye can’t look down during inward gaze
How will CN3 paralysis be noted?
Straight gaze= eye pulled outward
Up/down/in= impaired/lost
Other than affected gaze, what othe issues can be demonstrated by paralysis of CN3?
Ptosis
Pupil dilation
Normal convergence within how close to the face?
Poor convergence = ?
5-8cm
Hyperthyroidism
Define Strabismus
How is it revealed?
Binocular fixation is not present
Cover test/light reflex test
Define Amblyopia
Reduced VA not correctable by refractive means
Amblyopia can be caused by what 3 things?
Strabismus
Uremia
Toxins
Layman term for strabismus and amblyopia
Stra- cross eyed
Ambly- lazy eye
Define Tropia and Phoria
Tropia- misalignment that is always there, detected with cover-uncover test
Phoria- only occurs some times, when synchronization of eyes is broken/occluded
Break fusion w/ cross-cover test
Define: Esotropia Exotropia Hypertropia Hypotropia
In Out Up Down Dominant eye does not correct itself
If retina reflection is not symmetric during the Hirschberg’s test what does the PT have?
Tropia
PT complaining of diplopia but has not tropia means what?
No movement with Cover/Uncover test
Define Anisocoria
Inequality of pupil size
<0.5mm is visible in 20% of normal PTs
Define Direct Reaction
Define Consensual Reaction
Direct- constriction of same eye
Consensual- constriction in opposite eye
Normal size of pupils?
How far can you vary in size and still be within a normal variant?
Norm= 4-6mm
+/- 1
When evaluating pupils don’t let the PT focus on the light in order to avoid ? reaction
Accommodation
Define Argyll Robertson Pupils
Bilateral small pupils that constrict w/ focus on near objects but NOT when exposed to bright lights
Define Edinger Wesphal Nu
Light near dissociation- dorsal mid-brain selectivity
Sign of neurosyphilis and rarely diabetes
What is the near response in Argyll Robertson pupils?
Brisk and Immediate
Define Tonic Pupil
Dilated pupil and anisocoria
Define Adie’s Tonic Pupil
Idiopathic tonic pupil
Minimal/no reaction to light, slow reaction to convergence from damaged parasympathetic innervation to eye
Most cases of tonic puil is ?
Idiopathic (Adie’s Pupil)
Trauma
Local: tumor, inflammation, surgery, infection of orbit
Systemic neuropathies: DM, Guillain-Barre
What extra precaution is taken in PTs +60y/o with acute tonic pupil?
ESR to rule out giant cell arteritis
How is a Marcus Gunn pupil detected during exam?
RAPD test
What is the most common cause of Marcus Gunn pupil?
Lesion of optic nerve, proximal to optic chiasm
Optic Neuritis
Retina detachment
Central retinal vein/artery occlusion
What does a RAPD test on a Marcus Gunn pupil look like?
Unaffected w/ light- normal constriction
Affected w/ light- mild constriction of both pupils
Light on affected eye causes less pupillary constriction than light on unaffected eye
Where would you see Hordeolum or Chalazion lesions?
External Eye/lids
What can cause a PT to lose the outer 1/3 of their eye brow?
Thyroid Dz
Normal aging
Syphilis
What are the eye brows inspected for?
Quantity, Distribution- lateral sparseness in hypothyroidism
Scales- seborrheic dermatitis, AKA scurf
Eyelids ares inpsected for what 6 things?
Position Width Edema/color Lesions Condition/direction Adequacy
Define Blepharitis
Red inflammed eye
Define Sty
Painful red tender infection in gland at lid margin
AKA Hordeolum
Define Chalazion
Nontender usually painless nodule of meibomian gland
Differs from stye by pointing inside the lid
Define Xanthelasma
Yellow raised plaques filled with cholesterol along nasal portion of eyelids
Hyperlipidemia
Primary biliary cirrhosis
What are the measurements of the palpebral fissure?
10mm vertically
30mm horizontal
What are the causes of stys on the outter or inner lids?
Staph A
Inner- obstructed meibomian gland
Outter- obstructed eyelash follicle or tear gland
Define Dacryocystitis
Swelling of lacrimal swelling
Acute- pain, red, tender
Chronic- obstructed duct, regurgitation occurs
What are two causes of excessive tearing?
Inc production- conjunctival inflammation or corneal irritation
Impaired drainage- extropion or duct obstruction
When palpating PTs lacrimal ducts, press on the face between what two structures?
Close to medial canthus
Inside rim of bony orbit
Discharge from lacrimal gland suggests ?
Obstructed nasolacrimal duct
Define Conjunctiva/Sclera injection
Dilatation of conjunctival vessels
Two types:
Diffuse- conjunctivitis
Local- episcleritis
Define Hyposphagma
Can be harmless but also associated w/ ?
Bleeding under conjunctiva and between conjunctiva/sclera
HTN/Trauma
What are four traumatic causes of hyposphagma
Choking
Coughing
Straining
Vomiting
Define Pinguecula
Collection of fat that is medial/lateral to iris but does not extend onto cornea
Starts on nasal
Define Pterygium
Triangular thickening of bulbuar conjunctiva that slowly grows across outer surface of cornea usually from nasal side (may interfere with vision)
Define Chemosis
Edema of conjunctiva
Nonspecific sign of eye irritation
What are three causes of chemosis?
Allergies
Viral infections
Aggressive eye rubbing
What is the triad of blue/cyanotic sclera?
Fragile bones
Blue sclera
Early deafness
Define Corneal Arucs
Thing gray arc/circle near edge of cornea, comes with normal aging
Define Nuclear Cataract
Looks gray when seen by a flashlight
If dilated, the gray opacity surrounded by black rim
Define Peripheral Cataract
Produces spokelike shadows that point—gray against black, as seen with a flashlight, or black against red with an ophthalmoscope
Define Hyphema
Blood in anterior chamber of eye from severe trauma
Define Narrow Angle Glaucoma and how it appears on exam
Iris bows forward forming narrow angle with cornea and creating crescent shadow
Define Open-Angle Glaucoma and how it appears on exam
Normal spatial relation between iris and cornea
What are the S/Sx of Acute Iritis
Eye pain
Photophobia
Blurry vision
Redness
What is used to dilate pupils for better viewing of structures in the back of the eye?
Mydriatic agent- Tropicamide
What part of the optic disc margin is often slightly blurry?
Nasal portion
Pale color or white/pigemented crescents on optic disc mean ?
Pale- not well perfused, atrophy
While/crescent- normal
What cup to disc ratio is indicative of glaucoma?
> 0.6 - 0.7
Norm= 0.4-0.5
What is suspected if the eye disc is red?
Papilledema
How does optic disc atrophy present?
What conditions can cause this?
White, tiny disc vessels are absent
Optic neuritis, MS, temporal arteritis
Define Papilledema
Swelling of optic disc w/ bulge in physiologic cup
Blurred margins
Cupt not visible
What can cause Papilledema
Increased ICP Meningitis Subarachnoid hemorrhage Tramua Mass lesion
How do retinal vessels look?
Dark red, larger, inconspicuous/absent
Define AV nicking
When is it commonly seen?
Arteriole crosses venule causing impaction of vein w/ bulging
Most commonly seen in HTN retinopathy
How are lesions in the fovea/macula measured?
Disc diameters from optic disc
Tiny bright reflection at the center of a fovea can help with orientation except w/ ? PT?
Older
Shimmering light refleciton in macular area is common in ? PT?
Younger
What can cause retinal lesions?
HTN Retinal vein occlusion DM Shaking Severe blows to back of head
Define “Cotton-Wool” Spots and what causes them
White/yellow/gray lesions with irregular soft borders
Infarcted nerves on retina surface
Most common cause- HTN, DM
Define Hard Exudates
White/yellow lesions with well defined borders
Accumulation of lipids/protein, show inc permeability and risk of retinal edema. Occurrence in macula=blindness. Occur in circle/linear or star shaped, caused by HTN, DM
Define Drusen Bodies
Yellow pigmentations located over macula
Asymptomatic/non-pathogenic
What type of vision is lost with macular degeneration?
Loss of central, peripheral is preserved
Define the use of a Amsler Grid
Graph/grid sheet showing loss of vision from macular degeneration
Defines neovascularization and what does it represent?
Prliferative retinopathy
New vessels of poor quality and leak/rupture causing blindness
Routine eye exams are performed on what three types of PTs?
Diabetes
HTN
Systemic Dz F/u
What are routine eye complaints that need to be evaluated?
Blurry vision
Eye drainage
Lid swelling
Eye exams are needed for what three types/scenarios of urgent eye complaints?
Trauma
Periorbital cellulitis
Blindness
What is the primary function of CN 1
Smell
What is the primary function of CN 2
Acuity
Fields
Ocular Fundi
What is the primary function of CN 3
Pupil constriction
Open eye lid
Most extraocular movement
What is the primary function of CN 4
Down, internal eye rotation
What is the primary function of CN 5
Motor- temporal/masseter muscles, lateral jaw movement
Sensory- facial dermatome, corneal reflex
What is the primary function of CN 6
Lateral deviation of eye
What is the primary function of CN 7
Motor- facial expression, closing eye/mouth
Sensory- taste anterior 2/3 of tongue
What is the primary function of CN 8
Hearing
Balance
What is the primary function of CN 9
Motor- pharynx
Sensory- posterior ear drum/canal, pharynx, posterior 1/3 tongue
What is the primary function of CN 10
Motor- palate, pharynx, larynx
Sensory- pharynx and larynx
What is the primary function of CN 11
Sternomastoid and trapezius muscles
What is the primary function of CN 12
Tongue
What is the common site for epistaxis to occur?
Kiesselbach plexus- superficially located on anterior superior septum
How is the nasal vestibule different than the rest of the nasal cavity?
Unlike rest of cavity, vestibule is lined with hair-bearing skin and not mucosa
Define Philtrum
Area/groove below nose and in between vermilion border
What is the sequence of connections from the labial frenulum to the lip?
Frenulum
Gingiva
Alveolar mucose
Labial mucosa
Where do nerves/vessels enter a tooth?
Apex, pass into pulp canal and chamber
Tonsils lie in between what two oral structures?
Protrude from tonsillar fossa
Between anterior/posterior pillars
What is the medical term for dandrug?
Suborrheic dermatitis
What can cause mastoiditis
Complications of middle ear infections
What directions is the ear pulled to view the ear canal?
Up
Back
Away
What two issues can decrease TM mobility?
Fluid in middle ear
Thickened TM
What is a general screening for gross estimation of hearing?
Auditory acuity
Weber or Rinie, what is more accurate for PTs with hearing loss?
Weber
What are the differences between Conductive Hearing Loss and Sensoneural Hearing Loss?
CHL- weber to impaired ear, BC>AC
SNHL- weber lateralizes to good ear, AC>BC
What structures should be viewed during the nasal exam?
Inferior/middle turbinate
Septum
Passages in between
What are the S/Sx of Acute Bacterial Rhonosinusitis?
What structures are affected?
Tenderness Facial pain Discharge Nasal obstruction Smell disorders All greater than 7 days
Frontal or Maxillary sinuses
AHHHH uses ? CN
Gag refex uses ? CN
Tongue protrusion
10
9 and 10
12
What are the criteria for tonsils occupancy?
0- entirely in fossa 1- less than 25% 2- less than 50% 3- less than 75% 4- more than 75%
Tongue cancer is most common in ? PT population?
+50y/o
Smoker
Alcohol consumers
Define Shotty
Normal nodes- small, mobile, discrete, nontender
Causes of Diffuse Thyroid enlargement
Isthmus and lobe involvement
Graves, Hashimoto, Thyroiditis, goiter
Causes of single thyroid nodules
Cyst
Benign tumor
Malignancy
Multinodular goiter is indicative of ?
Enlarged w/ two or more nodules means metabolic issue
Define Keloid
Firm hypertrophic mass of scar tissue
Define Chondrodermatitis Helicis
Chronic inflammation lesion starts as painful on helix/antihelix, ulcerates, crusts
Define Tophi
Uric acid crystal on anti/helix from Chronic Tophaceous gout
Define BCC/SCC Carinomas
Raised nodule w/ irregular border
What PT population is more likely to present with BCC/SCC carcinoma?
BCC- Fair skin overexposed to sunlight
What grows slower, BCC or SCC?
BCC
Define Angular Cheilitis
Softening/fissure of corner of mouth
Nutrition deficiency or over closure of mouth (no teeth) or ill fitting dentures
What is a secondary infection of Angular Cheilitis?
Candida
Define Actinic Cheilitis
Precancerous condition from over exposure to sun, especially on lower lip
Fair skin, men, outdoor worker
How does Actinic Cheilitis look
Loss of color
Scaly
Thick and everted
Solar damage causes damage to lips and make them prone to what type of cancer?
Squamous cell carnicnoma
Define Peutz-Jeghers Syndrome
Small brown spots on dermal layer of lips/buccal and hands/feet
What kind of disease is Peutz-jeghers Syndrome?
What issue accompanies this disease?
Autosomal dominant
Intestinal polyps
How does carcinomas of the lip appear?
Scaly plaque
Ulcerated
W or w/out crust or,
Nodular lesion
What does pharyngitis look like?
Intense redness w/out exudate
Define Fordyce Spots
Normal sebaceous glands that appear as yellow spots in buccal mucosa
How does Oral Candidiasis appear?
Thrush
Thick white plaques on mucosa from prolong ABX, corticosteroid use or AIDS
How does Leukoplakia appear?
Thickened white patch on oral mucosa that CAN’T be scarped off from chewing tobacco and leads to cancer
Hairy is seen in HIV/AIDS
How do exudative tonsilitis look?
Red w/ white exudate Fever
Enlarged cervical nodes
Ifection from GABHS or Mono
What causes Hairy Tongue
Elongated papillae
ABX therapy or unknown
When does fissure tongue tend to appear?
Increased age
Down’s Syndrome
Define Atrophic Glossitis
Smooth tongue and sore from lost papillae from nutritional deficiency or Chemo treatment
What will CN10 paralysis look like?
What will CN12 paralysis look like?
Uvula and Soft palate don’t rise, uvula points away from side w/ lesion
Tongue points to side w/ lesion
What is the triad of Horner’s Syndrome and when is compared?
Ptosis
Meiosis
Anhidrosis
Tonic Pupil/Adies Pupil
Unilateral large pupil Reduced/slowed light reaction Near reaction slow but present Slow accomodation DTRs decreased
CN 3 paralysis presentation
Dilated pupil is fixed to light and near vision
Ptosis of upper lid
Lateral deviation of eye
Argyll Robertson pupils
Small irregular pupil that accomodate but DON”T react to light
CNS syphilis
Equal pupils and one blind eye
Unilateral blindness does not cause anisocoria as long as SNS and PNS are intact
Blind eye does not respond to light
Koplick spots
Salt specks on dark background appearing near 2nd molars
What nerve combinations control pupillary reactions?
2 and 3
What nerve combinations control extraocular movements
3 4 6
What nerve combinations control swallowing and rise of soft palate?
9 10
What nerve combinations control voice and speech
5 7 10 12
Why are obnoxious odors like ammonia avoided when testing CN 1?
Triggers CN5
What circumstances is the sense of smell lost?
Head trauma Smoking Aging Cocaine Parkinsons
Define Prechiasmal defect of the eye and what are 3 examples
Anterior defect
Glaucoma
Retinal emboli
Optic neuritits
Homoonymous hemianopsias or quadrantanopsia usually occure in what area of the brain?
How do they present?
Parietal
Associated findings of stroke but VA is normal
Define Ophthalmoplegia
Eyes not aligned
Eyes constrict but don’t dilate
How are nystagmus’ named?
In direction of quick component
Isolated facial sensory loss occurs in peripheral nerve disorders like?
How is this finding confirmed?
Trigeminal neuralgia
Test tubes with different temp liquids
Absent blinking can occur from lesions on ? CNs?
5 or 7
Absent blinking and sensorineural hearing occurs in ?
Acoustic neuroma
Bell’s Palsy affects ? CN?
7
Where is presbyocusis seen?
Aging hearing loos
Sensorineural type
Hoarse voice = ? CN
Nasal voice = ? CN
Vocal cord paralysis
Palate paralysis
When assessing CN 11, what is looked for on the trap muscles?
Fssciculations- small flickering groups of muscles
PNS disorder
Define dysarthria
Poor articulation of mouth
Tongue atrophy and fasciculations are seen in ? Dzs
Amyotrophic Lateral sclerosis
Polio
What Dzs can cause ptosis?
Myasthenia gravis
CN 3 damage
SNS damage (Horners)
Define Entropion
Define Ectropion
Lids turn in
Lids turn out
Bilateral exophthalmosis is indicative of ?
Unilateral is caused by ?
Graves hyperthyroidism
Graves Dz, tumor, inflammation
Corneal arcus in young PTs suggests ?
Hyperlipoproteinemia
Anisocoria in bright light =
In dim light =
Larger pupil can’t constrict
Trauma, open glaucoma, PNS damage
Small pupil can’t dilate
Horners, SNS damage
How is hereditary Horner’s Syndrome visually ID’d?
Heterchromia- one iris is lighter
Define Glaucomatous Cupping
Bacward depression of cup and atrophy w/ pale base
How do superficial retinal hemorrhages appear?
How do deep ones appear?
Flame shaped- HTN, papilledema, occlusion
Small/round dots from DM
An occassional superficial hemorrhage is ID’d how?
White center of fibrin
Define Preretinal Hemorrhage
Blood escapes from retina and vitreous from sudden ICP
Upright PT allows blood to settle in demarcation line
Copper wiring appearance of arterioles in the eye is indicative of ?
HTN retinopathy
Define Bullous Myringitis
Viral infection
Earache, blood color discharge, conductive hearing loss
Define Hereditary Hemorrhagic Telangiectasia
Dilated capillaries on face and hands, red in color
How does exudative tonsillitis present?
White exudate
Fever
Enlarged cervical nodes
How does diphtheria present?
Dull red
Gray exudate on uvula, pharynx, tongue
What is Kaposi Sarcoma common in?
AIDS
Deep purple color
What conditions cause Gingival Hyperplasia?
Dilantin therapy
Puberty
Pregnancy
Leukemia
How does attrition of teeth look?
Long tooth appearance due to gum recession
When is teeth erosion commonly seen?
Bulemia
What causes teeth abrasions with notching?
Biting nails or bobby pins
Hutchinson’s teeth is a sign of what congenital disease?
Syphilis
Define Tori Mandibulraes
Bony growths on inner mandible
Asymptomaic and harmless
Define erythroplakia
Reddened area of mucosa suggesting malignancy