212 results
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... , Crohn Disease ... , IgG4 Disease, ... Cogan's Disease ... Differential #Diagnosis #Causes
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... Rare causes: ... EGPA, rheumatoid arthritis ... Differential #Diagnosis #Causes
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Lupus, Rheumatoid arthritis ... Vasculitis (Temporal arteritis ... vasculitis to cause ... Differential #Diagnosis #causes
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse ... Lung Disease. ... - Rheumatoid arthritis ... - Giant cell arteritis ... #Differential #Causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
GCA), Takayasu's arteritis ... ) • Rheumatic Diseases ... : IgG4-Related Disease ... (SPA) • Other Causes ... Mycobacterial Causes
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 ... - Systemic disease ... SLE - Behcet Disease ... Ligamentous injuries - Meniscal ... Knee #Effusions #causes
3 Stages of Lyme Disease 
Early Lyme Disease 
 - Erythema migrans 
 - Constitutional symptoms
Stages of Lyme Disease ... Early Lyme Disease ... Constitutional symptoms ... Gastrointestinal symptoms ... manifestations - Arthritis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... of Joint Disease ... categories of joint disease ... trauma (e.g., meniscal ... necrosis, and Paget disease
Aortitis - Diagnosis and Workup
Clinical History:
 - Fever, weight loss, deterioration of general health
 - Aortic
hypertension) - Symptoms ... depending on the cause ... Inflammatory diseases ... : Giant cell arteritis ... , Takayasu arteritis
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
the following symptoms ... Cervical spine arthritis ... Cricoarytenoid arthritis ... • Associated symptoms ... differentiate disease