32 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • B12 Deficiency ... • Folate Deficiency ... methotrexate) • Drugs Autoimmune ... CLL • APLA Alloimmune ... Algorithm #Causes #Hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Hemophilia A - Deficiency ... Viral hepatitis, Autoimmune ... - Malignancy, Autoimmune ... comparison #diagnosis #hematology ... #deficiency
Iron Panel Interpretation

Iron deficiency - ↓ Iron, ↑-nl Transferrin / TIBC, ↓ Transferrin Saturation,  ↓
Interpretation Iron deficiency ... Ferritin Iron deficiency ... Interpretation #deficiency ... #differential #hematology ... #laboratory
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
• Vitamin K deficiency ... • Factor VII deficiency ... II, fibrinogen deficiency ... Thromboplastin #laboratory ... #hematology #diagnosis
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diseases: • GATA2 deficiency ... Inflammatory and Autoimmune ... B12 • Folate deficiency ... Differential #Diagnosis #Hematology
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Hepatitis - Autoimmune ... -1 antitrypsin deficiency ... #Differential #Hepatology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
inflammation) • Iron deficiency ... - Extrinsic: Autoimmune ... Megaloblastic: Folate deficiency ... , B12 deficiency ... Differential #Diagnosis #hematology
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Microspherocytes: Autoimmune ... Bite cells: G6PD deficiency ... Smear #Analysis #hematology
Clinical Diagnosis of Autoimmune Hepatitis
 - Onset of jaundice within prior 8 weeks
 - Ongoing consumption
Clinical Diagnosis of Autoimmune ... 1 antitrypsin deficiency ... Presence of atypical laboratory ... SMA >1:80 #Autoimmune ... Hepatitis #Diagnosis #Hepatology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
clotting factor deficiency ... Patient has a factor deficiency ... Study #diagnosis #hematology ... pathophysiology #hematology ... #laboratory