8 results
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... , mass effect (aneurysm ... #headache #signs ... #symptoms #clues ... #differential #diagnosis
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... inflammation and thrombosis ... Doppler US : halo sign ... Ophthalmology #Diagnosis ... #Algorithm
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... PCKD, known berry aneurysm ... cerebral venous sinus thrombosis ... thrombophilia, neurologic signs ... postpartum #Diagnosis
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... and signs below ... Non-compressive Spinal Cord Causes ... Spinal artery thrombosis ... differential #algorithm
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... /symptoms or echo ... Non-Bacterial Thrombotic ... in up to 30% of cases ... #table
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... - Thrombosis ... Presentation - Systemic Symptoms ... purpura: strong sign ... #rheumatology #classification
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... Cerebral venous sinus thrombosis ... SAH or cerebral aneurysm ... headache #redflags #signs ... #emergency #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... • Progressive symptoms ... tract, and often causes ... Thrombosis and arterial ... aneurysms can also