17 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... ) (e.g. lupus, CLL ... #differential # ... diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... anemia - Splenomegaly ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... AIHA, Transfusion reactions ... anemia, Thalassemias ... - Peripheral Blood ... Diagnosis #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... - infiltrates (anemia ... -> Invade Skin: ... #Leukemia #Hematology ... #Oncology #Diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Orange or Hep C Clinical ... Hepatomegaly • Skin ... cells can indicate disease ... • Neutropenia, anemia ... workup #oncology #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... • Goodpasture syndrome ... #dermatology #rash ... #diagnosis #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Viral Infection Clinical ... Diagnosis: • hemolytic ... #hemolytic #anemia ... #hematology #diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
cell count (anemia ... just beneath the skin ... Myeloproliferative Disease ... count with differential ... #diagnosis #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Causes purpura & ... infections with skin ... in 100,000,000, HCV ... #Transfusion #diagnosis ... #management #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... , drug reactions ... , EGPA, microscopic ... #diagnosis #rheumatology ... #classification