11 results
Headache Syndromes 
Sudden onset of pain - "Thunder clap" with any decreased mentation, any positive focal
venous thrombosis Near ... movement • TMJ disease ... • Temporal arteritis ... arteritis or acute ... Headache #Syndromes #diagnosis
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Ear Pain (Otalgia ... Diagnosis Framework ... placement, carotid artery ... cervical spine #Earpain ... diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
the morning or after ... e.g., meniscal tears ... slipped capital femoral ... approach #workup #differential ... #diagnosis #arthritis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Slipped capital femoral ... • Aortic/Iliac artery ... #differential #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
infarction, coronary artery ... aneurysms Diagnosis ... ) Differential Diagnosis ... Giant retinal tears ... Nonsurgical abdominal pain
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... and Superficial temporal ... artery - Age ... well as inner ear ... disease Differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... artery • Age > ... disturbance • Temp. artery ... tract: Abdominal pain ... involvement, abdominal pain
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
(giant cell) arteritis ... symptoms - cervical artery ... dissection: unilateral pain ... postpartum #Diagnosis ... Dangerous #Deadly #Differential
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
History of sinus or ear ... arteritis - Age ... collagen vascular diseases ... signs #symptoms #differential ... #emergency #diagnosis
Polymyalgia Rheumatica (PMR) Diagnosis and Management Summary

WHAT?
 • Polymyalgia rheumatica (PMR) is a common systemic inflammatory
proximal muscle pain ... for giant cell arteritis ... normal and can help differentiate ... • Obtain a temporal ... artery biopsy only