2352 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential ... • Seronegative Rheumatoid ... Arthritis: Viral ... Fungal • Systemic Rheumatic ... #arthritides #Differential
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
a Positive (+) Rheumatoid ... not always = RA Rheumatic ... disorders: • Rheumatoid ... arthritis • SLE ... rheumatology #laboratory #differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain - Differential ... Arthritis • Systemic ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis ... JointPain #MSK #Differential
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Regurgitation - Differential ... Endocarditis, Rheumatic ... Inflammatory: Lupus, Rheumatoid ... Arthritis, Ankylosing ... Regurgitation #Differential
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
Monoarthritis - Differential ... Inflammation: - Early Rheumatoid ... IBD, reactive arthritis ... , psoriatic arthritis ... Monoarthritis #Differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... vasculitis (rare) • Rheumatic ... Disease (IgG4-RD), Rheumatoid ... Arthritis (RA), ... swinndong #Aortitis #Differential
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
right image) - rheumatoid ... arthritis (rheumatoid ... Cavitary #Lesions #Differential
Cavity Mnemonic for Cavitary Pulmonary Lesions:
C: cancer 
 - bronchogenic carcinoma: most frequently squamous cell carcinoma
polyangiitis - rheumatoid ... arthritis (rheumatoid ... Cavitary #Lesions #Differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... bowel disease - Rheumatoid ... arthritis - Juvenile ... Syndrome - Acute rheumatic ... Effusions #causes #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Juvenile Idiopathic Arthritis ... • Rheumatic Diseases ... Arthritis, Sjögren ... Juvenile Idiopathic Arthritis ... rheumatology #diagnosis #differential