112 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Human parvovirus B19 ... Malar rash • SLE ... #dermatology #joint ... differential #diagnosis #rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
), RA, crystal disease ... Inflammatory, crystalline disease ... Like in this case ... Chronic = RA, SLE ... #rheumatology #
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Heberden's nodes (DIP joints ... Bouchard's nodes (PIP joints ... Extrarticular #conditions #joint ... differential #diagnosis #rheumatology
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases ... Polyarteritis nodosa, SLE ... Other: Vitamin B12 ... Demyelinating #Diseases ... Differential #Diagnosis #causes
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • B12 ... Autoimmune • ITP • SLE ... Diagnosis #Algorithm #Causes ... #Hematology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
dysmotility • MCTD (SLE ... • Specific for SLE ... Treatment: • ... Erythematosus #SLE ... Summary #diagnosis #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... dz difficult to see ... Pain #SickleCell #Disease ... #hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
weeks) Can Be Caused ... - Autoimmune Rheumatologic ... • Parvovirus B19 ... arthritis • SLE ... Symmetrical: • RA • SLE
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Acute Joint Pain ... Autoimmune - See ... inflammatory joint ... Degenerative Disc Disease ... differential #diagnosis #Causes
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Renal Disease, Liver ... (>100 fL) • B12 ... Diagnosis #Algorithm #Causes ... #Hematology