HEENT Flashcards
Diagnose
Tx
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Hordeolum (Stye)
Warm compress mainstay
If no drainage after 48 hours I&D
Dx
Tx
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Chalazion
Eyelid hygiene, warm compress
Difference between Hordeolum and Chalazion
Hordeolum is painful swelling with redness
Chalazion is painless swelling
DX
Tx
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Dacryocystitis
Systemic abs. Clinda + 3rd gen cephalosporin
clinical description of pt:
Present with Redness to nasal side of lower lid. What is the TX for this?
This is Dacrocystitis
Tx with systemic abx - clinda and 3rd gen ceph (omnicef)
MC pathogen of dacrocystitis
S. Aureus
What eye condition is assoc. w/ UV exposure in sunny climates as well as sand wind and dust?
Pterygium & Pinguecula
Diff between Pterygium and Pinguecula
Pterygium grows
Pinguecula: Does not grow
What structures make up the orbital floor?
Maxillary,
Zygomatic
Palatine
Pt presents w/ Dec VA, “sunken” eye, Double vision, and anesthesia to anteriomedial cheek
w/u and Tx?
Ct scan to assess severity
Nasal decongestants (pain), Avoid nose blowing, Prednisone, Clinda or Unasyn
Ophtho referral
Pt presents w/ misshapen eye w/ prolapse of ocular tissue, VA markedly reduced, enophthalmos, severe conjunctival hemorrhage, obscured red reflex, Teardrop shaped pupil
DX W/u
TX
Globe Rupture
Seidel’s test (flourescene dye parting by clear stream of aqueous humor)
Ophtho emergency!!! - Rigid eye sheild
If blood in anterior chamber place pt as 45deg to keep RBC’s from staining cornea.
What is the most common cause of permanent legal blindness and vision loss in the elderly?
Macular degeneration
What do presence of Drusen indicate?
Small, round, yellow-white spots on outer retina
Dry (atrophic) Macular degeneration
What are drusen?
small, round, yellow-white spots on the outer retina d/t an accumulation of waste product from the pretinal pigment epithelium
Pt presents with what manifestations in macular degeneration?
Bilateral blurred/loss of central vision
Scotomas (blind spots, shadows)
Metamorphosia (straight lines appear bent)
gradually occuring sx.
What is the most common cause of new, permanent vision loss/blindness in ages 25-74
Diabetic retinopaty
describe
What are these assoc. w/
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Cotton Wool spots
Non-proliferative Diabetic retinopathy
4 grades of HTN retinopathy
- Arterial narrowing
- AV nicking
3 Flame shaped hemorrhage
4 Papilledema
What sg are present on funduscopc exam in HTN retinopathy
Copper and silver wiring
AV nicking
Flame shaped hemorrhage, and cotton wool spots
Papilledema
Etiology of Papilledema
Optic nerve swelling 2ry to intracranial pressure
w/u for papilledema
MRI/CT to r/o mass effect
Lumbar puncture
Tx for papilledema
Diretics and acetazolamide
Clinical presentation states pt w/ floaters, flashing lights, shadow “curtain” in peripheral no pain/redness.
DX Tx
Retinal detachment
Ophtho emergency. keep patient supine
What test can be used to detect fB?
Flourosceine Dye
Organisms in Orbital Cellulitis
S. pneumo
GABHS
Hflu
S aureus
Orbital cellulitis presentation
Dec vision
Pain w/ movement
Proptosis
eyelid edema
exopthalmos
W/u for orbital cellulitis
High res CT scan
Tx for orbital cellulitis
IV VAnco, clinda, cefotaxime
halo’s around lights make you think ____
Glaucoma
Mid-dilated, nonreactive pupil makes you think ____
glaucoma
Steps to manage glaucoma
- dec iop (acetazolamide IV, manitol)
- topical beta blocker (Timolol)
- Open the angle (cholinergics pilocarpine)
- Periphera iridotomy-definitive tx.
Mc pathogen of viral cojunctivitis
Adenovirus (swimming ppool mc source)
Clinical sx. of viral cojunctivitis
Preauricular lymphadenopathy w/ URI sx, copious WATERY drainage, scant mucoid d/c, often bilaterally
TX for viral cojunctivitis
cool compress, antihistamines
Allergic conjunctivitis differs from viral conjunctivitis in that it _____
(similar in that it may have the same URI sx),
Key term is “cobblestone mucosa” in upper eyelid, itching tearing, redness, STRINGY d/c
Bacterial Conjunctivitis is different than viral or allergic conjunctivitis becaues it has ____
purulent (instead of mucoid or stringy) d/c,
Lid crusting,
MC pathogen in bact. conjunctivitis
Staph/strep. Contact lens wearers-think pseudomonas
TX of bact. conjunctivitis
For contact lens wearers consider pseudomonas - tx w/ FQ, or tobrex
Otherwise topical Emycin
MC etiology of optic neuritis
MS
Clinical manifestation of optic neuritis
- Color vision loss
- scotoma (blind spot)
- Ocular pain worse w/ eye movement
Define Marcus Gunn Pupil
When light is shown from unaffected eye to affected eye the pupils appear to dilate rather than constricut (deayed response to affected nerve)
“Limbic flush” is related to what dx?
Uveitis (iritis)
Pale retina w/ “chery red-macula” (red spot)
Central Retinal artery occlusion
“Blood and thunder appearance”
Central retinal vein occlusio
“Box car appearance”
Central retinal artery occlusion
Absent red reflex w/ lens opacification
Cataract
White pupil w/ absent red reflex
Retinoblastoma
Which artery is commonly involved in amaurosis fugax
External Carotid artery
What is a normal cup to disk ratio?
1:2
The disk should be 2x as large as the cup
MC pathogen of OE
Pseudomonas
Tx of OE
Cipro/dexamethasone
MC organisms of AOM
S pneumo (MC)
H flu
Moraxella catarrhalis
S pyogenes
Tx for AOM
- Amoxicillin 10-14d (cefixime in children, Augmenting 2ndline)
- If pcn allergic - emycin
- myringotomy
- tympanostomy
Deep ear pain, mastoid tenderness concerning for?
mastoiditis
TX for mastoiditis
AV ABX w/ myringotomy (ampicillin, cefuroxime)
Weber
fork on center of head to see if sound lateralizes
Lateralizes –> Bad ear with CHL
Lateralizes –> Better ear with SNHL
Rinne
Put fork on mastoid and then up to the ear (should continue to hear)
CHL if Bone>air
SNHL if Air>Bone
Eustachian tube dysfunction tx
- Decongestants (pseudoephedrine, phenylephrine, oxymetazoline nasal spray).
- Auto insufflation (yawn, swallow)
- Nasal steroids
Accoustic neuroma- Define
Cranial nerve 8 schwannoma-benign tumor of schwann cells
Unilateral hearing loss is _____ until proven otherwise
acoustic neuroma
Sx of BPPV
Episodic vertigo,
No hearing loss
Sx. of menieres
Episodic vertigo
Hearing loss
Sx of Vest neuritis
continuous vertigo
no hearling loss
Sx. of Labrythitis
Cont vertigo
hearing loss
Which vertiginous d/o is caused by displaced otoliths?
BPPV
Which vertiginous d/o is caused by distention of endolymphatic compartment of inner ear by excess fluid?
menieres dz
diagnostic test of choice for acute sinusitis
CT scan
Pathogens of acute sinusitis
Same as AOM - Strep pneumo, GABHS, H flu, M catarrhalis
DOC for acute sinusitis
Amoxicillin
Chronic sinusitis is defined as?
sinusitis >8wks
MC pathogen of chronic sinusitis
staph aureus
MC type of rhinitis
allergic
Clear rhinorrhea, w/ nasal poyps worse in AM
Allergic rhinitis
Wharton’s duct is located where?
Submandibular
Stensos dunct is located where?
parotid glands
White patchy lesions that can’t be rubbed off in a smoker
Leukoplakia
Oral hairy leukoplakia is caused by?
EBV
If you see oral hairy leukoplakia what should you be concerned for?
HIV
white curd like plaquest that may or may not leave behind erythema/bleeding if scraped?
Oral candidiasis
Dx of oral candidiasis
KOH smear - budding yeast/hypae
Management of oral candidiasis
Nystatin tx. of choice, fluconazole po
Small round oval or painful ulcers w/ erythematous halos
Aphthous ulcers
for aphthous ulcers
topical analgesics (triamcinolone or orabase) Cemetidine if recurrent
dysphagia, “hot potato” voice, difficult oral secretion, tismus, uvula deviation.
W/u and TX
Peritonsillar abscess
CT scan
Drainage and abx - unasyn or clinda
pathogen of peritonsilalr abscess
strep pyogenes
Pathogen of epiglottitis
H flu B (MC cause)
S pneumo becoming more common now though d/t vaccine
Primary manifestation of HSV1 in children
Acute herpetic geinivostomatitis
Gingivitis (gum swelling w/ friable/bleeding gums)
Acute herpetic gingivostomatitis
Think begnign if ___
it hurts
if its acute
Or if it rubs off
Think cancer (in the mouth if)
It’s painless/lesion ulcer
If chronic
No matter how small in innocent appearing
Tx odontogenic pathology with what?
Pen VK or clinda
What is the most common eitology of laringitis
viral