11 results
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
= (Retic %) x (Hct ... Index < 2: • Anemia ... infiltration (e.g. cancer ... Production #Index #hematology ... #anemia #differential
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
acid metabolism products ... AP, ↑INR, ↑BUN/Cr ... ↓Antithrombin Ill ... infiltration) Differential ... Liver #Pregnancy #hepatology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
Fibrin degradation products ... result in severe anemia ... immune hemolytic anemia ... WBC count and differential ... Diagnosis #Workup #Hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia ... and petechiae Causes ... • Allogeneic HSCT ... #oncology #hematology ... #diagnosis #management
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Hb>16.5 g/dL, Hct ... Hb>16.0 g/dL, Hct ... Better call hematology ... Algorithm #workup #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
cytokines (TNFa,lL1, IL6 ... B-LNH), solid cancers ... PTLD), allogeneic HSCT ... Lymphohistiocytosis #diagnosis #management ... treatment #summary #rheumatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... genes and gene products ... Immunohistochemical studies (to differentiate ... classification #hematology ... #oncology #management
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
May have drop in Hct ... Causes purpura & ... TRALI): Leading cause ... Transfusions #diagnosis #management ... #hematology #reactions
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... Diagnosis Algorithm in Cancer ... - and IL-2- induced ... VOD following HSCT ... chemotherapy, nausea
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
May have drop in Hct ... Causes purpura & ... TRALI): Leading cause ... Transfusion #diagnosis #management ... #hematology #reactions