58 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner syndrome ... lyme • Altered mental ... lesion • CNS infection ... #Algorithm #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome ... vasoconstriction syndrome ... #signs #symptoms ... #diagnosis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... injury, Early ALS ... Eclampsia, Late ALS ... #differential #diagnosis ... #table #neurology
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
aneurysm) • Infection ... : • SAH (Thunderclap ... N Neurological signs ... confusion, focal signs ... #Diagnosis
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... illness, such as ... vasoconstriction syndrome ... #redflags #signs ... differential #emergency #diagnosis
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
by: • Headache ... status • Headache ... may precede the neurologic ... : • Infection, ... #neurology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
incidentally during medical ... neoplasms) • Screen also ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
such as reflex ... carotid sinus syndrome ... orthostatic vital sign ... and an initial ECG ... should be guided by clinical
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... with previously stable ... hypertension and signs ... 109 mm Hg) with clinical ... renal bruit or signs
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
history of viral infection ... (Wallenberg's syndrome ... Syndrome usually ... signs or symptoms ... #differential #diagnosis