12 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
• Neurological deficits ... ) • Systemic symptoms ... and signs (e.g. ... brain lesion • CNS ... Diagnosis #Algorithm #neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... papilledema - carbon ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... - Autonomic symptoms ... meningeal irritation signs ... • CNS Vasculitis ... ophthalmology #Neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... glaucoma, SAH, carbon ... (CN Ill, IV, and ... #signs #symptoms ... #clues #differential
Clinical Features of Carbon Monoxide Toxicity
CNS - Headache, Visual disturbances, Confusion, Ataxia, Seizure, Syncope, Retinal hemorrhage,
Monoxide Toxicity CNS ... - Headache, Visual ... hemorrhage, Focal neurologic ... Toxicity #Toxicology #Signs ... #Symptoms #Diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... - Jamestown Canyon ... Coltivirus Symptoms ... Acute meningeal signs ... #diagnosis #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... symptoms (headache ... Behcet disease) Differential ... diagnosis #management #signs ... #symptoms #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... the skin, neurologic ... deficits, TIA and ... chorioretinitis, CNS ... #Diagnosis #Rheumatology
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 ... them, but urgent rheumatology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... cough, myalgias, headache ... Lymphadenopathy, CNS ... Constitutional symptoms