246 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential ... • Infectious ... Arthritis: Viral ... #arthritides #Differential ... #Diagnosis #rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Ligamentous injuries - Meniscal ... Effusions: - Hematologic ... Osteochondroma Hematologic ... Effusions #causes #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... , Gonococcal arthritis ... Cardiomyopathies - Viral infection ... #joint #pain #differential ... #diagnosis #rheumatology
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Regurgitation - Differential ... - Leaflet: • Infection ... Inflammatory: Infectious ... , Takayasu Arteritis ... Regurgitation #Differential
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... Acute or chronic infections ... trauma (e.g., meniscal ... Joint #Pain #MSK #rheumatology ... approach #workup #differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Diagnosis • Infection ... Malignancy: - Hematologic ... carcinoma • Non-infectious ... Lupus, Rheumatoid arthritis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... parvovirus B19 infection ... • Gonococcal arthritis ... • Psoriatic arthritis ... #skin #rashes #differential
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Lymphadenopathy - Differential ... • Rheumatoid Arthritis ... Pseudotumor - Infectious ... History of Bleeding, Infection ... Algorithm #Causes #Hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Framework Non-Infectious ... rare), Idiopathic Infectious ... swinndong #Aortitis #Differential ... #Diagnosis #rheumatology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... Connective Tissue, Infections ... Lymphocytosis: Infection ... Leukocytosis #Leukopenia #Differential ... Diagnosis #causes #hematology