15 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
femoral head onto anterior ... injury -> Ligaments tear ... onto lateral hip Signs ... pathophysiology #signs ... #symptoms #orthopedics
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Straight Leg Raise Test ... inguinal ligament (near ... anterior superior ... pathophysiology #differential ... #diagnosis #signs
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
The "double PCL sign ... Usually maintains anterior ... Differential diagnosis ... not attached to anterior ... #knee #mri #clinical
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... glaucoma: unilateral anterior ... thrombophilia, neurologic signs ... dental infection: ear ... Dangerous #Deadly #Differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Occlusion of posterior inferior ... occur during the headache ... 24% always had headache ... varying neurologic signs ... Vertigo #Causes #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
(headache and diplopia ... Behcet disease) Differential ... Giant retinal tears ... Syndrome #diagnosis #management ... #signs #symptoms
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes of Headache ... with the same symptoms ... History of sinus or ear ... #redflags #signs ... #symptoms #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Arboviruses: - West ... Coltivirus Symptoms ... : • Headache ... influenzae Symptoms ... Acute meningeal signs
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
person-years • 50-year ... and Signs: 50% ... triad: episodic headache ... • Headache → ... and signs: •
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... patients have no symptoms ... papules, nodules; anterior ... Sarcoidosis #Diagnosis #Management ... #Signs #Symptoms