17 results
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Negative Straight Leg ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs ... #symptoms
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... lumbar spine Signs ... loss of normal leg ... #MSK #pathophysiology ... #signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... : • Behçet Syndrome ... • Cogan Syndrome ... Presentation - Systemic Symptoms ... purpura: strong sign
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... saddle anesthesia. leg ... pathophysiology #signs ... #symptoms #msk
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... • Acute stroke syndromes ... - Lack of UMN/LMN ... signs - Lack ... #Weakness #Differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Presentation: Systemic Symptoms ... purpura: Strong sign ... arthralgia, arm/leg ... • Progressive symptoms
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... meningitis), MCC CNS symptoms ... Behcet disease) Differential ... diagnosis #management #signs ... #symptoms #rheumatology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... (esp legs) -> Leg ... Inflammation of pericardium ... pathophysiology #signs ... #symptoms #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... palpable purpura 2/2 vasculitis ... EGPA (↓ LVEF, pericardial ... or serologies + symptoms ... #differential #
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... MCTD, Sjogren syndrome ... plantar response LMN ... diagnosis #neurology #differential