71 results
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal ... Occlusion #CRVO #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Differential Diagnosis ... vomiting, auditory symptoms ... Bone Fracture Central ... symptoms/signs,
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... signs or symptoms ... #differential #diagnosis ... #neurology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... Risks factor for HIV ... /HCV testing - ... pylori test (GI symptoms ... (CVID, WAS), (neurologic
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Criteria for Guillain ... , Mild sensory symptoms ... or signs, Cranial ... sensory level • Central ... #criteria #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
with vascular causes ... #Vertigo #diagnosis ... #findings #signs ... #symptoms #comparison ... #neurology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
thickening & non-wetting ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
disease of the central ... /SYMPTOMS: • CENTRAL ... Signs and symptoms ... criteria for MS ... • Acute: - IV