12 results
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Ear Pain (Otalgia ... ) - Differential ... Diagnosis Framework ... placement, carotid artery ... #diagnosis
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 ... disease) Differential ... Giant retinal tears ... Nonsurgical abdominal pain
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
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Diagnosis Framework ... Fever/Chills/Joint pain ... - SLE - Behcet
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
artery! ... very remarkable w/differential ... claudication: pain ... chews, not just pain ... artery biopsy:
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... (giant cell) arteritis ... symptoms - cervical artery ... dissection: unilateral pain ... postpartum #Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
artery • Age > ... disturbance • Temp. artery ... tract: Abdominal pain ... tract, and often causes ... vasculitis • Behcet
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... tract, and often causes ... artery - Age ... VASCULITIS: • Behçet ... well as inner ear
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... History of sinus or ear ... arteritis - Age ... signs #symptoms #differential ... #emergency #diagnosis