13 results
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... eosinophilia, basophilia ... Neutrophils • Immature/Myeloblasts ... - infiltrates (anemia ... #Leukemia #Hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphocytosis on CBC ... surface molecules: CD5 ... • Neutropenia, anemia ... microglobulin Treatment ... workup #oncology #hematology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
Leukemia (CLL) ... Vmphocytosis on routine CBC ... transformation) Treatment ... uw_IMresidency #CLL ... Leukemia #oncology #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
decreased PLT count: CBC ... peripheral blood smear, HIV ... changes), high MCV anemia ... not required in all ... #Workup #hematology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
+ T-cell count can ... • Leukocyte-lymphocyte ... enzymes ↑ • Mild anemia ... Photophobia • Lymphocytic ... antibody test) Treatment
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Left Shift: • Cell ... precursors" • Stab cell ... on the left Myeloblast ... neutrophil #WBC #CBC ... #hematology #pathophysiology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... →Activation of CD8 ... Drugs, Unknown cause ... Treatment: • ... #summary #rheumatology
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
T-cell count of ... mL or 20% total lymphocyte ... • Infections - HIV ... ICL #diagnosis #hematology ... #Differential #Causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Diagnosis: • CBC ... Leukocytosis, anemia ... #differential #causes
Visceral Leishmaniasis - Diagnosis and Management Summary
Species: Leishmania donovani, Leishmania infantum, Leishmania chagasi
Where: South Asia, East
Evades innate and cell-mediated ... antigen-specific CD4 ... Weight Loss • Can cause ... Lymphohistiocytosis • Anemia ... stibogluconate 20 mg/kg/d IV