8 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... disease, McLeod blood ... #Morphology #differential ... diagnosis #hematology #microscopy ... #atlas #nomenclature
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm Blood ... Decreased RBC ... Thalassemia • RBC ... Disorder • RBC ... #Classification
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Anemia 1) DIAGNOSE ... AIHA • Anemia ... ↑ LDH • Anti-RBC ... type ± C3d • Blood ... smear: Differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... 2) External (RBC ... 3) Internal (RBC ... - Peripheral Blood ... Smear ↑ abnormal
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
anemia • Cold ... Immunoglobulin M (IgM) • Blood ... smear - RBC agglutination ... younger pts) Differential ... sensitize red blood
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
of Peripheral blood ... smear - Shows schistocytes ... , nucleated RBCs ... from ischemia WBC ... count and differential
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... nodosum • Immune hemolytic ... anemia • Pain ... platelets - WBC ... Immunohistochemical studies (to differentiate
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
No hemolytic anemia ... Investigations: • CBC ... a chest film; blood-smear ... dipstick test, microscopic ... Fever #Travel #Differential