13 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... ) • Systemic symptoms ... and signs (e.g. ... , fever, myalgia ... ) • Temporal arteritis
Checklist for Evaluation of New-Onset Delirium in the ICU

Initial assessment 
 - 
Vital signs, neuro exam
Checklist for Evaluation ... assessment - Vital signs ... - CBC with differential ... Acute/severe headache ... of infection (fever
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
symptom of something ... arteritis) • ... + fever, confusion ... N Neurological signs ... confusion, focal signs
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... • Fever - Febrile ... - Temporal arteritis ... #signs #symptoms ... #clues #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... CNS infection: fever ... temporal (giant cell) arteritis ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
those coming off aorta ... systemic sx + signs ... very remarkable w/differential ... claudication, headaches ... GCA #Temporal #Signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... < 30 years • Aorta ... ): • Aorta and ... 50 years • New headache ... of headache, cognitive
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... Coltivirus Symptoms ... • Fever • Nuchal ... Acute meningeal signs ... (fever, nuchal
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes of Headache ... with the same symptoms ... immunization Temporal arteritis ... #redflags #signs ... #symptoms #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
< 30 years - Aorta ... branches • GCA: - Aorta ... Presentation - Systemic Symptoms ... Vasculitis: • Fevers ... purpura: strong sign