9 results
Approach to Headaches - Differential Diagnosis Algorithm

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

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... Primary headaches ... - Autonomic symptoms ... meningeal irritation signs ... ophthalmology #Neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... coagulopathy, decreased ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... /L) • Mildly decreased ... can present with primarily ... Acute meningeal signs ... #diagnosis #neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... debilitation with decreased ... dormitories) - Lack of primary ... #redflags #signs ... #symptoms #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... Cauda equina- decreased ... disorders #diagnosis #neurology ... #algorithm
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
(3) primary lateral ... fasciculations Common Symptoms ... - Fatigue and decreased ... conditions listed in differential ... Lateral #Sclerosis #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... artery tenderness - decreased ... with GCA or as primary ... of headache, cognitive
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... very remarkable w/differential ... claudication, headaches ... GCA #Temporal #Signs