70 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 ... #joint #pain #skin ... differential #diagnosis #rheumatology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... (>100 fL) • B12 ... #Anemia #MCV #Classification ... Diagnosis #Algorithm #Causes ... #Hematology
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 #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Splenomegaly - CTD (SLE ... Cryoglobulinemia (MIXED) • ANCA ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology #
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Extra-articular and ... Associated with Joint ... Heberden's nodes (DIP joints ... Bouchard's nodes (PIP joints ... differential #diagnosis #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Antinuclear (ANA ... • Specific for SLE ... Treatment: • ... Ann Marie Kumfer ... 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 ... XR, MRI to dx and ... dz difficult to see ... #hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Workup: - ANA ... Positive in 60-80% of cases ... life-threatening • Treatment ... Evolution: Chronic disease ... Management #Summary #rheumatology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Deficiency • B12 ... Anemia of Chronic Disease ... Non-lmmune #Anemia #Classification ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... • Pancreatic Disease ... and Folate Deficiency ... • Liver Disease ... #Hematology