212 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
• Seronegative Rheumatoid ... Fungal • Systemic Rheumatic ... Disease: Systemic ... Sclerosis, Sjogren's Disease ... , IBD-Associated
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... Systemic sclerosis, Rheumatoid ... arthritis, Mixed ... Churg Strauss syndrome ... differential #pulmonary #causes
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Rheumatoid Arthritis ... Tunnel, Sicca Syndrome ... , Pulmonary Disease ... and ILD Complications ... #Arthritis #RA
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... Arthritis • Systemic ... Sicca) Syndrome ... • Psoriatic Arthritis ... #Orthopedics #Causes
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint Pain ... • Clubbing - IBD ... • Rheumatic ... Spondyloarthropathy-IBD ... conditions #joint #pain
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... Polyarteritis Nodosa (PAN ... vasculitis (rare) • Rheumatic ... (IgG4-RD), Rheumatoid ... Arthritis (RA),
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, IgG4
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... rheumaticum • Rheumatic ... gangrenosum • IBD ... Antiphospholipid-antibody syndrome ... dermatology #joint #pain
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Endocarditis, Rheumatic ... Inflammatory: Lupus, Rheumatoid ... Arteritis, Behcet Syndrome ... Ehlers-Danlos Syndrome
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung diseases ... PSS: Sjogren syndrome ... RA: rheumatoid arthritis ... ConnectiveTissueDiseases #ILD