15 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... Unstable hemoglobin disorders ... iron deficiency anemia ... hematology #microscopy #atlas
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... Diagnosis and Workup ... changes), high MCV anemia ... not required in all ... #Workup #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Mean corpuscular (cell ... Red cell distribution ... (BM) ablative disorders ... Algorithm #Diagnosis #Workup
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
(RBC = red blood ... the most likely cause ... recovery also causes ... of the initial work-up ... Homocysteine #Algorithm #Workup
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
RBC are produced ... destruction of RBC ... involves production disorders ... that involves disorders ... These causes could
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) (e.g. lupus, CLL ... lymphoproliferative disorders ... • Intrinsic RBC ... Extravascular #Causes
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell ... hypertension • Unusual RBC ... membrane disorder ... Diagnosis #Algorithm #workup
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
incompetent • CLL ... Lymphocytosis on CBC ... lymphoproliferative disorders ... • Neutropenia, anemia ... Leukemia #diagnosis #workup
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... caused by blood ... formed or don’t work ... Neutropenia • Platelet Disorders ... Workup: • Complete
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
autism spectrum disorder ... breath, wasting, anemia ... Loss of teeth Anemia ... beta-spectrin, which is crucial ... , or any other cause