21 results
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Contact lens use • Eye ... Bilateral, asymmetric corneal ... Signs / Symptoms ... • Corneal Opacities ... pathophysiology #ophthalmology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Differential Diagnosis Algorithm ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... #Causes #Ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... • Loss of the eye ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Amblyopia - Lazy Eye ... Differential Diagnosis Algorithm ... • Congenital Corneal ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
all coats of the eye ... Exposes cornea -> Corneal ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • Neurologic symptoms ... Functional • Corneal ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... detachment • Red Eye ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
present with a red eye ... Occurs in small eyes ... damage & blindness Signs ... obstruction • Corneal ... pathophysiology #ophthalmology
Interstitial keratitis in Tertiary Syphilis

Interstitial keratitis, which is an inflammation of the cornea’s connective tissue elements,
inflammation of the cornea ... usually affects both eyes ... though there are no signs ... or symptoms. ... brain, nerves, eyes
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
Cirrhosis - Diagnosis Algorithm ... Symptoms: Fatigue ... quadrant discomfort Signs ... Associated history: Symptoms ... dryness of the eyes