48 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
hemorrhage • Dry eyes Cornea ... : • Corneal abrasion ... Keratitis (i.e. corneal ... Differential #Diagnosis #table ... #causes #ophthalmology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Pathogenesis and clinical ... of the limbal cornea ... the peripheral cornea ... Trachoma #Chlamydia #pathophysiology ... #ophthalmology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Pathogenesis and Clinical ... Bilateral, asymmetric corneal ... Rizutti's Sign • Corneal ... #Keratoconus #pathophysiology ... #ophthalmology
Amblyopia ("Lazy Eye"): Pathogenesis and clinical findings
Amblyopia => 
Interruption of visual stimulation during childhood visual development
Pathogenesis and clinical ... primary visual cortex ... Amblyopia #LazyEye #pathophysiology ... #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Pathogenesis and Clinical ... Proptosis -> Exposes cornea ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... retinopathy) #Clinical ... #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... hyalinization causes ... red-brown coloured -> Copper ... #Retinopathy #pathophysiology ... #ophthalmology
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyelash follicle • Cause ... upper lid • Cause ... eyedrops, surgery #Clinical ... Diagnosis #Management #Ophthalmology ... Chalazion #Comparison #Table
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
input to (in this case ... UCSD Catalog of Clinical ... Images #Clinical ... #Ophthalmology ... #Photo #Horners
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
Pathogenesis and Clinical ... For pituitary masses ... This order (with ... Headaches • Nausea ... mnemonic #GLFTAP #pathophysiology