19 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... . lupus, CLL, lymphoma ... (usually IgM) (e.g ... • Intrinsic RBC ... differential #diagnosis #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... Chemotherapy (e.g ... iron deficiency anemia ... Autoimmune hemolytic anemia ... differential #diagnosis #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Neutrophils - Low RBC ... Increased Requirement (e.g ... RBCs in Rouleaux ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... infiltration (e.g ... Marrow suppression (e.g ... defects (e.g. sickle ... Production #Index #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach to Anemia ... Spherocytosis, G6PD, PK, HbC ... aciduria, Drugs (e.g ... Non-megaloblastic: Liver disease ... Differential #Diagnosis #hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
secondary to Systemic Diseases ... Iron deficiency anemia ... halt nail growth (e.g ... • Nephrotic syndrome ... Systemic #Secondary #dermatology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
von Willebrand Syndrome ... Lymphoproliferative disorders (e.g ... Myeloproliferative disorders (e.g ... thrombocythemia), Autoimmune disease ... #treatment #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
(eg, systemic juvenile ... • Infection (eg ... with leukopenia, anemia ... #Diagnosis #Management ... #Hematology #Rheumatology
Renal Cell Carcinoma (RCC) - Diagnosis and Management Summary
Clinical features - Classic triad (flank pain, hematuria,
Diagnosis and Management ... Anemia (common) ... Budd Chiari syndrome ... Recombinant cytokines (e.g ... kinase inhibitors (e.g
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• Malignancy (e.g ... Endocrine disorders (e.g ... vein thrombosis Hematologic ... lymphopenia, low PLT • Anemia ... titers > 1:80 • CBC