64 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
retinal nerve fiber ... -> Cotton-wool Spots ... #Retinopathy #pathophysiology ... ophthalmology #diagnosis #signs ... #symptoms #complications
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... Supinator - C5, C6 • Finger ... " ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
CREST Syndrome: Pathogenesis and Clinical Findings

CALCINOSIS (BB-sized, hard nodules in fingers)
RAYNAUD'S Phenomenon
ESOPHAGEAL DYSMOTILITY
SCLERODACTYLY (thickening and tightening
CREST Syndrome: ... nodules in fingers ... #Pathophysiology ... #Diagnosis #Signs ... #Symptoms
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... The median nerve ... patient to relax the hand ... clinical #video #neurology
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... diabetes Key signs ... /symptoms of HHS ... hypotension) DKA: Short
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... damage to sacral nerves ... #MSK #pathophysiology ... #signs
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Guillain-Barre Pathophysiology ... • Weakness: Starts ... • Pain: Due to nerve ... management #treatment #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... grip weakness caused ... clinical #video #neurology ... #orthopedics #sports ... #hand
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
Inhibitors: Mechanisms and ... Dizziness - Nausea ... Serotonin #Inhibitors #Pathophysiology ... Psychiatry #Diagnosis #Signs ... #Symptoms
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... vertigo (BPPV) - Short-lived ... (Wallenberg's syndrome ... Syndrome usually ... signs or symptoms