68 results
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse ... - Rheumatoid arthritis ... Churg-Strauss syndrome ... Hermansky-Pudlak syndrome ... #Differential #Causes
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Lemierre's syndrome ... Lupus, Rheumatoid arthritis ... vasculitis to cause ... Differential #Diagnosis #causes
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Arteritis, Behcet Syndrome ... , Psoriatic Arthritis ... Ehlers-Danlos Syndrome ... Differential #Diagnosis #Causes
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung Diseases ... ILD caused by inhalation ... sclerosis, Rheumatoid arthritis ... Churg Strauss syndrome ... differential #pulmonary #causes
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... SLE, Rheumatoid Arthritis ... : EGPA, Horton Disease ... , Takayasu Disease ... Differential #Diagnosis #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 ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... Knee #Effusions #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
• Fracture • Arthritis ... • Arthritis ... Legg-Calve-Perthes disease ... - HIV - Lyme disease ... Poikilothermia • Septic arthritis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Rheumatoid Arthritis ... Sicca) Syndrome ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis ... #Orthopedics #Causes
Behcet's Syndrome - Treatment
Ulcers:
 • Treatment: Topical steroids
 • Prevention: Colchicine
 • Azathioprine for refractory disease
Arthritis:
Behcet's Syndrome ... Arthritis: • Colchicine ... by case) • Surgery ... #Syndrome #Treatment ... #management #pharmacology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... ) • Rheumatic Diseases ... : IgG4-Related Disease ... RD), Rheumatoid Arthritis ... (SPA) • Other Causes