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

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Occlusion #CRVO #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... findings BPPV • Short-lived ... No auditory symptoms ... Long symptom-free ... #differential #diagnosis
Spurling's Test for Cervical Nerve Root Compression

With the neck in slight extension, ipsilateral flexion and rotation,
The test is positive ... reproduction of symptoms ... Radiculopathy #clinical #video ... #orthopedics #sports
Positive Seidel test on fluorescein stain exam

Globe rupture can be identified by a positive Seidel test
Positive Seidel ... identified by a positive ... in making the diagnosis ... #fluorescein #Ophthalmology ... #PhysicalExam #Video
Schizophrenia: Pathogenesis and Symptoms
Increased dopaminergic transmission in mesolimbic projection
-> Dopaminergic neurons here project into the limbic
Pathogenesis and Symptoms ... thought to cause the Positive ... Schizophrenia #pathophysiology ... #diagnosis #symptoms ... signs #psychiatry #positive
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
conjunctiva) • Bitot's spots ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
tenderness • Positive ... Spondylolisthesis #MSK #diagnosis ... #pathophysiology ... #signs #symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs / Symptoms ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Monocytogenes - Gram-positive ... beta-hemolytic, Non-spore-forming ... CNS infection Diagnosis ... / CT if focal symptoms ... Monocytogenes #diagnosis
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
-> Cotton-wool Spots ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms #complications