Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

67 Cards in this Set

  • Front
  • Back
Foreign body granulomatous reaction to lipid of meibomian glands or Zeis glands
What is considered the "foreign body" in Chalazion
lipid excreted from meibomian/zeis glands
Chalazion: histology
granuloma, giant cells, lymphocytes, plamsa cells and PMNS
waxy, raised nodules with umbilicated center
Moluscum contagiosum
soft, yellowish plaques on medial aspect of eyelids
xanthelasma: association
xanthelasma: histology
foamy cells in superficial dermis
Touton giant cells
Juvenile xanthogranuloma
yellow-orange skin nodules in children
Juvenile xanthogranuloma
why are the lesions in Juvenile xanthogranuloma yellow
spontaneous, non-traumatic hyphema (blood in anterior chamber) in children
Juvenile xanthogranuloma
T/F: most nevi of the eyelids are congenital
F: most are acquired
MC malignant tumor of the eyelid
Where does BCC appear with respect to the eyelid
raised, firm nodule with "pearly" borders on upper eyelid
Nodular BCC histology
nests and cords of proliferating epidermal basal cells
T/F BCC mets to lung
false, it is rare for BCC to met
BCC: tx
complete resection
carcinoma that mimics chalazium
sebaceous carcinoma
Sebaceous carcinoma: who
Sebaceous carcinoma: where
meibomian, zeis or glands associated with caruncle
tumor of zeis glands that grows in nests with central necrosis. May be solid or papillary
sebaceous carcinoma
fungating mass on eyelid with keratin on surface
T/F: SCC mets to lymph nodes
only disease of the conjunctiva
benign ocular cicatricial pemphigoid
benign ocular cicatricial pemphigoid: who
adhesions (symblepharon), entropion(eyelid turned inward), trichiasis, corneal scarring
benign ocular cicatricial pemphigoid
5 layers of the cornea
epithelium, bowman's, stroma, descements, endothelium
embryologic origin of cornea
neural crest
cause of corneal edema
loss of endothelial cells
The number of endothelial cells in the cornea decreases with …
who is most suceptible to corneal infection
those who wear contact lenses and don't use sterile solutions
inflammation of cornea
acanthamoeba keratitis
star-shaped cyst, ring infiltrate, not a lot of inflammatory cells
acanthamoeba keratitis
4MC indications for corneal transplant
aphakic/pseudophakic bullous keratopathy, Fuchs dystrophy, keratoconus and graft failure
55yo female with cloudy cornea and corneal edema
fuchs endothelial dystophy
guttata, thickened Descement's membrane, loss of endothelial cells
fuchs endothelial dystophy
Keratoconus may be associated with…
atopy, Downs, Marfans
bilateral central ectasia of cornea that produces myopia and irregular astigmatism
keratoconus: early histo changes
breaks in epitheliam BM and Bowmans, central stromal thinning, anterior stromal scarring
fleisher ring
munson's sign
Intraocular neuroblastic tumor
Intraocular melanocytic tumor
malignant melanoma of the uvea
MC tumor to eye
mets (esp to choroid) from BC,lung, leukemia
MC intraocular malignancy of childhood
retinoblastoma: uni or bilateral
33% bilateral
retinoblastoma: gene
chromosome13 tumor suppressor
round, oval or spindle-shaped nuclei; hyperchromatic, necrosis, calcification, Flexner-Wintersteiner rosettes
Homer Wright rosettes
retinoblastoma, neuroblastoma or medulloblastoma
what's in the lumen of homer wright rosettes
eosinophilic cytoplasm
Most important risk/prognostic factor for retinoblastoma
extraocular extension
MC primary intraocular tumor of adults
malignant melanoma of the uvea
melanoma of the uvea: who
53yo blue-eyed Europeans
melanoma of the uvea: MC location
melanoma of the uvea: clinical presentation
visual loss, glaucoma, inflammatory signs mimicking endophthalmitis
melanoma of the uvea: prognostic factors
cell type
melanoma of the uvea: cell types
spindle cell
epithelioid cell
mixed cell
Do melanomas of the uvea met via lymphatic or hematogenous spread
hematogenous to liver. the uvea and orbit lack lymphatics.
MC primary malignant orbital tumor of childhood
sudden proptosis in medial, inferior or posterior quadrant
rhabdomyosarcoma: 3 histologic growth patterns
embryonal(most common)
spindle cells are arranged ina loose syncytium with occasional cells bearing cross-striations; desmin+
rhabdomyosarcoma: 5yr survival
Optic nerve atrophy: etiology
ascending atrophy: loss of retinal ganlion cells b/c of glaucoma/infarction
descending: pathology in cranial cavity or orbit
large cystic spaces containing mucopolysaccharide material posterior to lamina cribrosa
cavernous optic atrophy of schnabel