18 results
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
Brudzinski’s Sign ... Brudzinski's sign ... Passive neck flexion causes ... despite severe disease ... #Pediatrics #Peds
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... • Meniere's Disease ... symptoms/signs, ... Infection • Meningitis ... #Algorithm #Causes
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
Lyme Disease: Early ... myalgia, arthralgia, headache ... • Heralded by neurologic ... SSX (lymphocytic meningitis ... #diagnosis #signs
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
disease itself ... Infection (e.g., meningitis ... N Neurological signs ... confusion, focal signs ... #Diagnosis
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
• Fever • Headache ... rash • Others: nausea ... ): • Aseptic meningitis ... Biphasic #Phases #Diagnosis ... #Illness #Signs
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Symptoms: • Headache ... features include - Headache ... : • Headache and ... Acute meningeal signs ... #neurology #meningitis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Méniére's disease ... signs or symptoms ... #differential #diagnosis ... #neurology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
hyperthermia crisis (late sign ... Phaeochromocytoma Neurologic ... : • Meningitis ... Anesthesia #Checklist #Diagnosis ... #Management #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential Diagnosis ... hypertension and signs ... renal bruit or signs ... Renal parenchymal disease
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... eg, furnaces) Meningitis ... collagen vascular diseases ... #redflags #signs ... differential #emergency #diagnosis