L3-4: HEENT Flashcards
HEENT: ROS
- Head
- headache, vertigo, syncope, head trau
- Eyes
- visual acuity changes, blurred vision, diplopia, photophobia
- Ears
- change in acuity, discharge, pain, tinnitus, recurrent ear infections
- Nose
- obstruction, discharge, epistaxis, pain
- Mouth
- toothaches, bleeding gums, sore throat, dysphagia, hoarseness, change in taste
- Neck
- pain, stiffness, swelling/masses
Cranial Nerves
What cranial nerves are responsible for the following
- Visual Acuity
- Hearing
- EOMs
- Facial expression
- Mastication, clench
- Soft touch face
- Soft palate/uvula “Ah”
- Movement of Tongue
- Head & shoulder movement
- Visual Acuity (CN II)
- Hearing (CN VIII)
- EOMs (CN III, IV, VI)
- Facial expression(CN VII)
- Mastication, clench (CN V motor)
- Soft touch face (CN V sensory)
- Soft palate/uvula “Ah” (CN IX, X)
- Movement of Tongue (CN XII)
- Head & shoulder movement (CN XI)
Hair
Alopecia Areata
Androgenic Alopecia
Seborrheic Dermatitis
- Alopecia Areata: autoimmune condition causing hair loss
- Androgenic Alopecia: Receding/thinning hair
-
Seborrheic Dermatitis: “Dandruff”, Greasy, Yellow scales
- Scalp, Nasolabial folds, Eyebrows, Forehead
Psoriasis
What is it?
Clinical presentation?
- Autoimmune dermatologic condition
- Silvery white sharply demarcated plaques and coarse scale
Tinea Capitis
What is it?
Clinical presentation?
What is a kerion?
- Fungal scalp infection
- Round scaly patches or plaques with or w/o inflammation
- Kerion: raised boggy secondarily infected fungal lesion
Trigeminal Nerve (CN V) Sensory and Motor
How to test?
- Sensory - Light touch in all 3 areas bilaterally using cotton-tip applicator
- Ophthalmic
- Maxillary
- Mandibular
- Motor - palpate masseter muscle, clench teeth
Facial Nerve
Which cranaial nerve?
How to assess?
- Facial Nerve (CN VII)
- Assess facial symmetry
- Raise eyebrows
- Frown
- Squeeze eyes shut
- Puff out cheeks
- Smile
Acromegaly
What is it?
Cause?
- Excessive Growth Hormone production
- Large hands & feet
- Excessive facial bone growth, enlarged jaw
Bell’s Palsy
Cause?
Clinical presentation?
- Idiopathic facial (7th) nerve paralysis: muscle weakness on one side of face
- Difficulty closing eye
- Flattened nasolabial fold
Specialized Test: Assessing the Temporal Artery
What are you ascultating for?
- Palpate
- Auscultate for bruits
- Giant Cell (Temporal) Arteritis
- Adults >50
- New HA
- Jaw Claudication
- Elevated ESR
- Associated with condition called Polymyalgia Rheumatica (PMR)
- Giant Cell (Temporal) Arteritis
Anatomy of the Eye
Tarsal plates
meibomian glands
bulbar conjuctiva
palpebral conjuntiva
- Eyelids
- Tarsal plates: firm strip of connective tissue
- Meibomian glands: sebaceous glands
- Bulbar conjunctiva
- Covers anterior eyeball
- Palpebral conjunctiva
- Covers inner eyelids
Visual Acuity: Vital Sign of the eye
Snellen vs. Rosenbaum
What is each test measure?
- Snellen Chart: Test central vision @ 20 feet
- Screens for myopia (impaired far vision)
- Rosenbaum pocket chart (@ 14 inch*)
- Screens for presbyopia (impaired near vision)
Pupils
Miosis
Mydriasis
Anisocoria
Direct pupillary light reflex
Consensual pupillary light refle
Miosis: excessive constriction
Mydriasis: excessive dilation
Anisocoria: pupils are unequal size
Direct pupillary light reflex: pupil constricts on same side as light
Consensual pupillary light reflex: Constriction in opposite eye
Near Far Accommodation
What is the test?
What are you looking for?
- Patient focuses on an object approximately 10cm away then focus on an object >6 feet away
- Watch for pupillary constriction with near effort, and dilatation with distance.
- Narrows (constricts) with Near
- Dilates with Distance
Extraocular Muscles (EOMs)
Nystagmus
How to test?
Nystagmus: uncontrolled repetitive movements of the eyes; fine rhythmic oscillation
During “H” pause @ upward & lateral gaze to detect nystagmus
Nystagmus may be seen in a variety of neurologic conditions
Extraocular Movements: Cranial Nerves
what are the extraocuar muscles?
What are the cranial nerves assocaited with each?
- Extraocular Movements (CN III, IV, VI)
- LR6…SO4… AO3
- Lateral Rectus (CN VI)
- Superior Oblique (CN IV)
- All Others CN III
- Medial rectus
- Superior rectus
- Inferior rectus
- Inferior oblique
Corneal Light Reflection
How to test?
What does it test for?
- Shine light into the patient’s eyes
- Corneal light reflection tests for conjugate gaze
Ptosis
What is it?
Which cranial n.?
Ptosis: drooping uppe reyelid
Cranial nerve: CN III (oculomotor n.)
Eyelid: Incomplete closure
What is it?
Which cranial n?
CN VII
Chalazion vs. Hordeoleum
What are they?
Location?
- Chalazion
- Nontender blocked Meibomian (sebaceous) gland; points inside lid
- Hordeoleum
- Tender, red infection at the inner or outer margin of eyelid; usually from Staphylococcus aureus
- When located on inner lid margin usually from obstructed Meibomian gland
- When located on outer lid margin usually from obstructed eyelash follicle or tear gland
Dacryocystitis
What is it?
- Dacryocystitis (Lacrimal Sac Inflammation)
- Infection/inflammation of the nasolacrimal sac usually secondary to blockage of the nasolacrimal duct
- Swelling between base of nose and eye
Entropion vs. Ectropion
-
Entropion
- Lid inversion: INWARD turning of the lid margin
- Irritation of conjunctiva and cornea
- More common in elderly
-
Ectropion
- Lid eversion: OUTWARD turning of the lid margin exposes palpebral conjunctiva
- Excessive tearing can occur as eye may not drain effectively
- More common in elderly
Pingueculum vs. Pterygium
-
Pingueculum
- Yellow, triangular growth on bulbar conjunctiva on either side of the iris
- Harmless, vision WNL
-
Pterygium
- Triangular thickening of bulbar conjunctiva that grows slowly across cornea
- May interfere with vision
Scleral Icterus
What is it?
DDx?
- Scleral Icterus: Yellow discoloration of sclera, frequently association with jaundiced skin
- Elevated bilirubin
Xanthelasma
What is it?
DDx?
- Xanthelasma: Raised, yellow, well-circumscribed cholesterol-filled plaques around eyelids
- Commonly associated with hyperlipidemia
Conjunctivitis
What is it?
Types?
- Inflammation of the transparent covering of the eye because of bacterial or viral infection or allergic reaction. The eye appears swollen, and red with itching sensation.
- Viral, Bacterial, Allergic, Irritant Conjunctivitis
Thyroid related Orbitopathy
Exophthalmos
-
Exophthalmos: Abnormal protrusion of the eyeball, lid retraction
- Seen in Grave’s Disease (Thyroid dysfunction)
- Thyroid dysfunction (hypothyroidism) may also cause loss of the lateral 1/3 eyebrows
Subconjunctival Hemorrhage vs. Hyphema
-
Subconjunctival Hemorrhage
- Asymptomatic, self-limited
- Usually hx of cough, straining
-
Hyphema
- Grossly visible blood in anterior chamber
- Usually secondary to trauma
- Vision threatening → refer
Corneal Abrasion (With Fluorescein Stain) vs. Corneal Chemical Burn
-
Corneal Abrasion (With Fluorescein Stain)
- Foreign body sensation
- Photophobia, increased lacrimation, pain
- Does patient wear contacts?
- Injury?
-
Corneal Chemical Burn
- Usually hx of liquid or gas splashed in eye
- Immediate, prolonged irrigation
Cataract
Cause
Risk factors
- Clouding (opacity) of the lens
- Causes painless progressive vision loss
- Risk Factors: age, Smoking, DM, Corticosteroid Use, ETOH
What is the normal cup to disc ratio?
What is the normal AV ratio?
- CD Ratio: 1:2
- AV ratio: 2/3
What is the Macula/fovea responsible for?
Responsible for central vision
Hypertensive Vascular Changes
Copper wire
Silver wire
A-V nicking/crossing
-
Copper wire
- oVessels get full and tortuous with increased light reflex with coppery luster
-
Silver wire
- Vessel wall becomes opaque. Blood inside cannot be seen
-
A-V nicking/crossing
- Appearance of breaks in vein when artery and vein cross
Hypertensive Retinopathy
Cotton Wool Patches
Hemorrhages
What are they?
Cause?
-
Cotton Wool Patches: (aka. Soft exudates)
- White, gray, ovoid lesions with irregular (soft) borders
- Caused by infarcted nerve fibers
- Also seen in DM
-
Hemorrhages:
- Caused by microaneurysms