78 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Splenomegaly - CTD (SLE ... Associated - SLE ... #Differential #Diagnosis ... #hematology #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
• Specific for SLE ... Hydroxychloroquine *Short ... Erythematosus #SLE ... #Summary #diagnosis ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... PT, aPTT(liver disease ... test, ANA (e.g., SLE ... #Differential #Diagnosis ... #hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... : IgG4-Related Disease ... erythematosus (SLE ... #Differential #Diagnosis ... #rheumatology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... - Differential Diagnosis ... • Kikuchi Disease ... #Algorithm #Causes ... #Hematology #Oncology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... common sites: hip, shoulder ... dz difficult to see ... #differential #diagnosis ... #causes #hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... 40, F:M 9:1 • Clinical ... Positive in 60-80% of cases ... Evolution: Chronic disease ... Management #Summary #rheumatology
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
ULN R - Renal disease ... Causes of false- ... amyloidosis Other causes ... Gammopathies #MGUS #diagnosis ... #hematology #oncology
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
FLAGS - In all cases ... suspicion of severe disease ... and these should ... Rheumatology ... Peds #Pediatrics #Diagnosis
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
healthy adults, and should ... likely it will be clinically ... erythematosus (SLE ... ANA #patterns #rheumatology ... #diagnosis #differential