12 results
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
Pathologic Red Blood ... Cell (RBC) Morphologies ... cell, Other RBC ... Howell-Jolly bodies #RBC ... #Microscopy #Pathology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... RBC) Morphology ... Microcytic RBC: ... disease, McLeod blood ... #microscopy #atlas
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... RBC) Morphology ... Atlas • Microcytic ... Myelodysplastic syndrome ... coagulopathy (DIC) #RBC
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Algorithm Normal Blood ... Neutrophils - Low RBC ... RBCs in Rouleaux ... Myelodysplastic Syndromes ... Cells, Normal WBCs
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
2) External (RBC ... Drug-associated, PCH, Evans Syndrome ... 3) Internal (RBC ... Defects: Sickle cell anemia ... - Peripheral Blood
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Constitutional Syndromes ... Pancytopenia: • ↓ RBC ... • ↓ WBC • ↓ ... result from low blood ... #oncology #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Immunoglobulin M (IgM) • Blood ... smear - RBC agglutination ... sensitize red blood ... #hematology #diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphocytosis on CBC ... Lymphocytosis: Absolute blood ... • Neutropenia, anemia ... • Richter’s Syndrome ... leukemia • Sezary syndrome
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
on Peripheral Blood ... Hgb 12.5, WBC 14 ... Syndrome: 3d of ... recurrentis #BloodSmear #microscopy ... #pathology #clinical
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... pulses, bruis, or blood ... Large Vessel: Blood ... Lab Tests: • CBC ... differential #diagnosis #rheumatology