19 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... #Differential #
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... - Autonomic symptoms ... meningeal irritation signs ... : - Acute angle-closure ... #differential #
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... pressure, acute-angle ... pupils - Acute angle ... #signs #symptoms ... #clues #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... work) - acute angle ... thrombophilia, neurologic signs ... dental infection: ear ... Dangerous #Deadly #Differential
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
hallucis longus Differential ... syndesmotic ligament tear ... flexion but no symptoms ... OsTrigonum #Syndrome #clinical ... #mri #clinical
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Pathogenesis and Clinical ... inguinal ligament (near ... pathophysiology #differential ... #diagnosis #signs ... #symptoms
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... History of sinus or ear ... Glaucoma—acute angle ... #redflags #signs ... #symptoms #differential
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
renal failure Clinical ... Extrapulmonary: ankle ... polyarthritis(symmetrical, ankles ... Diagnosis #Management #Signs ... #Symptoms
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... : • Headache ... • Common clinical ... influenzae Symptoms ... Acute meningeal signs
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... systemic sx + signs ... very remarkable w/differential ... claudication, headaches ... in literature (NEJM