9 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Vasculitis - Collagen disorders ... deficiency Work ... #Petechiae #Rash ... #Causes #dermatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... History of bleeding (petechiae ... PT, aPTT(liver disease ... test, ANA (e.g., SLE ... #Workup #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... SCLE-DIL (terbinafine ... Evolution: Chronic disease ... Lupusreference #druginduced ... #table #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Manifestations: Malar rash ... versus DIL • ... • Immunologic Workup ... Evolution: Chronic disease ... Management #Summary #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... ): SS, SC, SE, Sβ ... thrombocytopenia - DIC ... Consider RBC membrane disorder ... #workup #hematology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
NPSLE rare, Malar rash ... SCLE-DIL (terbinafine ... • Immunologic Workup ... Lupusreference #DrugInduced ... #Lupus #DIL #rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... an underlying cause ... Better call hematology ... some time, let’s see ... #workup #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... Significant ↓ PLT: Petechiae ... Fibrinolysis & DIC ... #Leukemia #Hematology ... #Oncology #Diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... by bleeding (petechiae ... Myeloproliferative Disease ... Syndromes #diagnosis #hematology ... #oncology