31 results
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Lives in an old house ... Diagnosis? ... heaped up borders); differential ... University Infectious Diseases ... Blastomycosis #SkinRash #dermatology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Diagnosis Algorithm ... Cyanosis without Pulmonary ... #Diagnosis #Algorithm ... #Causes #Hematology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
fraction < 20% Differential ... Diaqnoses: • ... hepatitis • Pulmonary ... #diagnosis #management ... #treatment #rheumatology
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
and Management ... screening for disease ... Avoid meds that ... ↑ bleeding risk ... #hematology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Deficiency Anemia - Differential ... Diagnosis Algorithm ... athletic training, Pulmonary ... Structural: Celiac disease ... #ferritin #hematology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
Willebrand Syndrome - Diagnosis ... and Management ... thrombocythemia), Autoimmune disease ... #Management #treatment ... #hematology #differential
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
, Liver diseases ... PD deficiency, Pulmonary ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... l MD SOAP) - Risks ... PT, aPTT(liver disease ... #Workup #hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Diagnosis Algorithm ... Hypoxia-driven: Cardiac/pulmonary ... disease, Smoking ... #hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
increased infection risk ... late adulthood • Diagnosis ... and M panel Management ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management