15 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
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... • Pancreatic cancer ... Others #LFTs #Hepatology ... Diagnosis #Algorithm #Causes
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
AP, ↑INR, ↑BUN/Cr ... ↓Antithrombin Ill ... infiltration) Differential ... transplant center ... #Pregnancy #hepatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Activation of CD8 ... IFN-y) → Excessive activation ... cytokines (TNFa,lL1, IL6 ... B-LNH), solid cancers ... PTLD), allogeneic HSCT
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... manifestations: from easy bruising ... with leukopenia, anemia ... thrombocytopenia • Liver ... Diagnosis #Management #Hematology
Post-Transplantation Lymphoproliferative Disorders (PTLD)
Definition: Lymphoid and/or plasmacytic proliferations that occur as a result of immunosuppression in
for 21% of all cancers ... in lung>heart>liver ... • Allogeneic HSCT ... symptoms, unexplained hematologic ... to 50% of PTLD cases
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Syndrome, Ischemic Liver ... , IBD • COVID- ... pathophysiology #hematology ... #differential #
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... - and IL-2- induced ... amyloidosis) • Liver ... VOD following HSCT ... chemotherapy, nausea
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
Why does the Hgb/Hct ... -6% drop in Hg/Hct ... 30 min and Hg/Hct ... concentrating Hg/Hct ... Decrease of Hg/Hct
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Bleeding and Bruising ... of Hemostasis - Differential ... Acquired: • Mild ... discern these causes ... #Diagnosis #Hematology