18 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
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
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... photophobia - Mild ... - Autonomic symptoms ... Traumatic brain injury ... #differential #diagnosis
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome, central ... 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
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
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Lower motor neuron symptoms ... Upper motor neuron symptoms ... dysfunction Central ... #differential #diagnosis ... #neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... - Traumatic injury ... redflags #signs #symptoms ... differential #emergency #diagnosis