87 results
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... Second most common cause ... retinopathy) #Clinical ... #Ophthalmology ... #Fundoscopy #Central
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Pathogenesis and clinical ... Occlusion #CRVO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... OpticDisc #Cupping #fundoscopy ... #ophthalmology ... #Clinical
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Clinical Manifestations ... Serotonin Syndrome • Ophthalmologic ... Hypertension, Late ... shock) Spectrum of Clinical ... Symptoms #spectrum #signs
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
Pathogenesis and Clinical ... Risk factor for Late ... chromosome 21) Signs ... AlzheimersDisease #Dementia #pathophysiology ... geriatrics #diagnosis #signs
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... CottonWool #Spots #fundoscopy ... #ophthalmology ... #Clinical
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
Pathogenesis and clinical ... share the same pathophysiology ... • Other rare causes ... Overproduction #diagnosis #signs ... endocrinology #pathophysiology
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... It is caused by ... #diagnosis #clinical ... radiology #ChestCT #pathophysiology
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
Brudzinski’s Sign ... Passive neck flexion causes ... While the pathophysiology ... meningitis, it has low sensitivity ... #Meningitis #Clinical
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... altitudinal defect • Fundoscopy ... Clinical manifestations ... Doppler US : halo sign ... #Rheumatology #Ophthalmology