8 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
lyme • Altered mental ... • Hypertensive encephalopathy ... brain lesion • CNS ... infection (e.g. ... Diagnosis #Algorithm #neurology
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
aneurysm) • Infection ... hydrocephalus) • Neurologic ... : • SAH (Thunderclap ... N Neurological signs ... confusion, focal signs
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... thrombophilia, neurologic ... signs/symptoms ... - hypertensive encephalopathy
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... , altered mental ... Demyelinating disease caused ... rapidly progressive encephalopathy ... • VZV • HIV encephalopathy
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Posterior Reversible Encephalopathy ... characterized by: • Headache ... status • Headache ... may precede the neurologic ... the underlying cause
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Enteroviruses (e.g ... Acute meningeal signs ... Singh @rav7ks #CNS ... differential #diagnosis #neurology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... Involves large and medium ... systemic sx + signs ... vasculitis vs infection ... claudication, headaches
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... primary condition MEDIUM ... tract, and often causes ... , recent viral infection ... chorioretinitis, CNS