24 results
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 ... deficiencies (e.g ... differential #diagnosis #hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Iron deficiency anemia ... halt nail growth (e.g ... Discoloration • Medications ... • Nephrotic syndrome
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... Chronic inflammatory disorders ... (e.g. autoimmune ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology
Consensus Indications for Irradiated RBC Transfusions:

Cellular blood components are irradiated for the prevention of TA-GVHD. Transfused
Consensus Indications ... immunodeficiency disorders ... (DiGeorge Syndrome ... HLA-selected products (e.g ... #Hematology #BloodBank
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Increased Requirement (e.g ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
family history - Medications ... function test, ANA (e.g ... changes), high MCV anemia ... or if a primary hematologic ... Causes #Workup #hematology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Anemia • ... • Drug Abuse (e.g ... • Somatization Disorder ... Chronic Fatigue Syndrome
Indications for Serum Protein Electrophoresis (SPEP)
 • Suspected multiple myeloma, Waldenström's macroglobulinemia, primary amyloidosis, or related
Indications for ... amyloidosis, or related disorder ... • New-onset anemia ... possible malignancy (e.g ... Electrophoresis #SPEP #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
: • Clinical triad ... hematological disorders ... to Autoimmune Disorders ... (e.g. systemic ... classification #rheumatology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
dietary intake (e.g ... dysfunction, and/or disorders ... intrinsic factor, IF) Clinical ... organ ischemia (e.g ... other diagnosis e.g