13 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... ) • Systemic symptoms ... and signs (e.g. ... #neurology #PHANTOMS
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
without Red Flag Symptoms ... ) - Differential ... Diagnosis Algorithm ... Mountain Sickness Chronic ... #Neurology #Differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... without aura - Chronic ... - Autonomic symptoms ... meningeal irritation signs ... ophthalmology #Neurology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Diagnosis Algorithm ... Normal RBC Mass / Decreased ... Chest Symptoms ... Pulmonary Disease
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... coagulopathy, decreased ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... debilitation with decreased ... ) - Previous chronic ... #redflags #signs ... #symptoms #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... /L) • Mildly decreased ... influenzae Symptoms ... Acute meningeal signs ... #diagnosis #neurology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... : • Chronic cough ... Nasal polyps and signs ... Superimposed infection - increase ... #differential #
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... Cauda equina- decreased ... disorders #diagnosis #neurology ... #algorithm
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... artery tenderness - decreased ... of headache, cognitive ... Eosinophilia, asthma, chronic