8 results
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Pseudo-hypopyon • Secondary ... glaucoma • Strabismus ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
Secondary Glaucoma ... ganglion cell injury ... factors, oxidative injury ... #Glaucoma #pathophysiology ... #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
Acute Closed Angle Glaucoma ... leads to optic nerve ... damage & blindness Signs ... #pathophysiology ... #ophthalmology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... capitellum (age 1), radial ... anterior interosseous nerve ... can't make A-OK sign ... brachial artery injury
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... ), ligamentous injury ... dislocation + radial ... Posterior #Radiology #XRay
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Miosis Secondary ... Traumatic brain injury ... meningeal irritation signs ... angle-closure glaucoma ... the trigeminal nerve
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... Swelling notable on Xray ... drift of fingers, radial ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings
 • Risk factors -> Incr IOP, Incr age, African-American
ganglion cell injury ... factors, oxidative injury ... central vision #Secondary ... #pathophysiology ... #ophthalmology