58 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... mountain spotted fever ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Diagnostic criteria for Neutropenic Enterocolitis (NEC)
Major Criteria:
 • Neutropenia (ANC <500 x 10^9 cells/L)
 • Bowel
Diagnostic criteria ... Enterocolitis (NEC) Major Criteria ... 30mm length) • Fever ... >38.3°) Minor Criteria ... #hematology #oncology
Hemophagocytic Lymphohistiocytosis (HLH)
Clinical Features: Fever, Splenomegaly, Hepatomegaly, Lymphadenopathy, Confusion
Classic lab findings in HLH: ↑↑ ferritin, Anemia,
Clinical Features: Fever ... the following 8 criteria ... : • Fever • Splenomegaly ... Lymphohistiocytosis #diagnosis #hematology ... #criteria
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
explain symptoms • Fever ... : 33% • Treatment ... pulmonary edema) • Fever ... : No • Treatment ... Transfusion #Reactions #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Sequestration Disordered ... Connective Tissue Disorders ... Iatrogenic) • Liver ... Algorithm #Causes #Hematology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
correlates with time of fever ... Daily high spiking fever ... - Fever spikes ... Fever of at least ... AOSD #diagnosis #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... Diagnosis #Management #Hematology ... #Rheumatology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
Lymphoproliferative disorders ... Myeloproliferative disorders ... Myeloproliferative disorders ... Diagnosis #Management #treatment ... #hematology #differential
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... • Rheumatic disorders ... effect following treatment ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
Rare inflammatory disorder ... : High spiking fever ... Systemic AOSD: high fever ... synovitis (40%) Treatment ... Disease #AOSD #rheumatology