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

1) Is visual loss caused
Is visual loss caused ... the optic nerve 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 ... shoulder girdle symptoms ... cerebral venous sinus thrombosis ... thrombophilia, neurologic signs
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
findings: • Symptoms ... and signs below ... Non-compressive Spinal Cord Causes ... Spinal artery thrombosis ... differential #algorithm
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
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 ... Marantic #diagnosis #table
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... Cerebral venous sinus thrombosis ... SAH or cerebral aneurysm ... headache #redflags #signs
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