OKAPS Flashcards- Cornea
What disease is associated with Cogan’s syndrome
PAN
IK and deafness
syphillis
Where are accessory lacrimal glands
Wolfring- tarsus, Krause- conjunctival fornices
Enlarged corneal nerves
KCN, refsums’s NF, PPMD, Fuch’s Reiss Bucklers
Findings in Terrien’s marginal degeneration
high ATR astigmatism in opposite angle of thinning
Findings of Ehlers Danose
KCN, blue sclera, high myopia
Which mucopolysaccharidoses are assocaitd with corneal clouding?
All but hunter’s and sanfilipinos
Causes of corneal verticillatea
amiodarone, antimalariesals, tamoxifen, fabry’s disease
cause of Fabry’s disease
deficiency of alpha galactosidase
Histopathology of Salzman’s
replacement of bowman’s with hyaline
PUK+positive HbsAg
PAN
Ocular features of PAN
PUK, necrotizing scleritis, secondary Sjorgen’s
Noninflammatory slowly progressive thinning of peripheral cornea begins superiorly has associated vascular pannus
Terrien’s
Systemic features of keratconus
Down’s, atopy, marfan’s ehlers danose, MVP
Which anti-Epstein Barr virus antibody does not peak during first 6-8 weeks?
EBNA
Corneal clouding in infants
S infectious Trauma - Ulcer-Metabolic Peter’s Dystrophy
HLA-DR3, tearing, small corneal epithelial lesions
Thygeson’s
Causes of IK
syphillis, herpes, TB, leprosy, rubeola, EBC, chlamaydia, onchocerca
systemic association with SLK
Thyroid
shiledl shaped anterior subcaspular or PSC opacaities
atopic
staining pattern of RGP lens overwear
3 and 9 o’clock
where does glucose for corneal epithelium come from
aqueous humor
which antiviral produces preauricular lymphadenopathy
idoxurine
hyperkeratotic lesions of palms, elbows,
tyrosinemia type II
very short person photophobic with polychromatic conjunctival and corneal crystrals
cystinosis
rx for cystinosis
cysteamine
difference between neonatal and adult inclusion conjuncitivitis
follicular response rare in kids
difference in papillae between atopic, vernal and GPC
atopic- papillae in inferior palpebral, VC, GPC in superior tarsus.
avg corneal diameter adult
12.5x11.5, vert by horizontal
acg corneal diameter kid
9.5x10.5
power of cornea
49 front, -6 back
Descemet’s membrane
fetal banded anterior, adult nonbanded, thickens with age
assocations with atopic conjunctivitis
KCN, PSC (Maltese cross), HSV keratitis