9 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... brain lesion • CNS ... #Differential # ... #neurology #PHANTOMS
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... Diagnosis Framework ... meningeal irritation signs ... glaucoma - Ocular ... #Neurology
Characteristic eye movements found in Downbeat Nystagmus

Downbeat nystagmus (downward fast phase) is the most common of
also amplified by convergence ... The differential ... Video by Kathleen ... Ophthalmology #Neurology ... #Ocular #PhysicalExam
Headache Etiologies and Associated Spectrum of Severity of Disease by System
Critical, Emergent and Non-Emergent Causes
CNS, neurologic,
Headache Etiologies ... Non-Emergent Causes CNS ... vascular disease Ocular ... #causes #differential ... #diagnosis #neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... thrombophilia, neurologic ... signs/symptoms ... postpartum #Diagnosis ... Dangerous #Deadly #Differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... skin injury) • Neurologic ... symptoms (headache ... Behcet disease) Differential ... #management #signs
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Bacterial Meningitis - Differential ... Symptoms: • Headache ... Acute meningeal signs ... #diagnosis #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... purpura: Strong sign ... 50 years • New headache ... affects the skin, neurologic
Lung Infections in HIV - Differential Diagnosis Framework

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