17 results
Calculating a Reticulocyte Index (RI)
Reticulocyte Index = Absolute Reticulocyte Count / Maturation Correction
Absolute Reticulocyte Count =
Calculating a Reticulocyte ... x Patient's Hct ... / Normal Hct ... Index #RI #RPI #hematology ... #diagnosis #anemia
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential ... bilirubin • ↑ Reticulocytes ... • Abnormal peripheral ... #Differential # ... Diagnosis #Algorithm #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Reticulocyte Production ... = (Retic %) x (Hct ... days) it takes a reticulocyte ... Production #Index #hematology ... #anemia #differential
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Wilsons, Pregnancy - AFLP ... NAFLD, Others • Mild ... Algorithm #diagnosis #hepatology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... of: Decreased Reticulocytes ... RBC Production - Normal ... Classification #Approach #Differential ... Algorithm #Causes #Hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Volume (MCV) - Differential ... +/- increased reticulocytes ... #elevatedMCV #Differential ... Algorithm #Causes #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Defects: Sickle cell anemia ... Blood Smear ↑ abnormal ... RBCs - Reticulocyte ... #Diagnosis #hematology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... • Pregnancy - AFLP ... NAFLD • Others Mild ... disease US — Normal ... Others #LFTs #Hepatology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
syndrome (MDS) (normal ... megakaryocytes and a normal ... WBC • ↓ PLT • Reticulocyte ... • Allogeneic HSCT ... #oncology #hematology
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
• Histology: Normal-mild ... of Pregnancy (AFLP ... Disease #Pregnancy #hepatology ... hepatitis #comparison #differential ... diagnosis #icp #HELLP #AFLP