17 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
) • Systemic symptoms ... and signs (e.g. ... , fever, myalgia ... ., meningitis) ... • Temporal arteritis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... Coltivirus Symptoms ... • Headache • Fever ... Acute meningeal signs ... (fever, nuchal
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
arthralgia, headache, fever ... SSX (lymphocytic meningitis ... years after • Arthritis ... Disease #diagnosis #signs ... #symptoms
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Acute bacterial meningitis ... • Rheumatoid arthritis ... falls (like a wave ... Brucellosis Faget's Sign
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... status changes - Meningitis ... coital headache • Fever ... #symptoms #clues ... #differential #
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... those coming off aorta ... systemic sx + signs ... very remarkable w/differential ... GCA #Temporal #Signs
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... lesions, aseptic meningitis ... ), MCC CNS symptoms ... Behcet disease) Differential ... diagnosis #management #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... < 30 years • Aorta ... ): • Aorta and ... • Progressive symptoms
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Actively maintained fever ... hyperthermia crisis (late sign ... Phaeochromocytoma Neurologic ... : • Meningitis ... #Hyperthermia #Differential
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
headache is a symptom ... ., meningitis) ... Thunderclap) • Meningitis ... N Neurological signs ... confusion, focal signs