19 results
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary ... Red Flag Symptoms ... Sinusitis • Dental ... Traumatic Brain Injury ... #Neurology #Differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... - Autonomic symptoms ... Traumatic brain injury ... #ophthalmology ... #Neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... CENTRAL VERTIGO ... #differential #diagnosis ... #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... stroke • Severe nausea ... movement deficits (CN Ill ... #signs #symptoms ... #diagnosis
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... with vascular causes ... Long symptom-free ... #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Disorders • CN Ill ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... #Localization #ophthalmology ... #diagnosis #ocular
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... sweat Heat Injury ... Syncope • Signs/Symptoms ... sensations - Headache ... #causes #stroke
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
• Intensity: Mild ... with vascular causes ... #Vertigo #diagnosis ... findings #signs #symptoms ... #comparison #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Powassan, louping ill ... Coltivirus Symptoms ... : • Headache ... influenzae Symptoms ... #neurology #meningitis
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... eye structures, lid ... trauma • Chemical injury ... Unilateral or bilateral symptoms ... #ophthalmology