16 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Liver disease, Etc ... valve induced, Etc ... Unstable hemoglobin disorders ... differential #diagnosis #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... (BM) ablative disorders ... of substrate (e.g ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Iron Deficiency (Eg ... Other • e.g ... HgbE, HgbC, etc. ... Algorithm #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Neutrophils - Low RBC ... Increased Requirement (e.g ... • Small Bowel Disorder ... RBCs in Rouleaux ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... lymphoproliferative disorders ... • Intrinsic RBC ... differential #diagnosis #hematology
Consensus Indications for Irradiated RBC Transfusions:

Cellular blood components are irradiated for the prevention of TA-GVHD. Transfused
for Irradiated RBC ... immunodeficiency disorders ... HLA-selected products (e.g ... #Irradiation #RBC ... #Indications #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... function test, ANA (e.g ... changes), high MCV anemia ... Diagnosis #Causes #Workup ... #hematology
Indications for Serum Protein Electrophoresis (SPEP)
 • Suspected multiple myeloma, Waldenström's macroglobulinemia, primary amyloidosis, or related
amyloidosis, or related disorder ... chemotherapy, etc ... • New-onset anemia ... possible malignancy (e.g ... Electrophoresis #SPEP #Hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Still disease, dermatomyositis ... • Malignancy (e.g ... (e.g. thyroid disease ... lymphopenia, low PLT • Anemia
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
and pernicious anemia ... Clinical Manifestations ... unit activity on EMG ... of diazepam • EMG ... EMG Studies: