19 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... for workup, including ... Malignancy: Metastatic cancer ... Diagnosis #Algorithm #hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Hb > 16.5 g/dL/HCT ... : Hb > 16 g/dL/HCT ... Polycythemia - Acquired Causes ... Diagnosis #Algorithm #hematology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... NAFLD • Others Mild ... • Pancreatic cancer ... Others #LFTs #Hepatology ... Diagnosis #Algorithm #Causes
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 ... #hematology
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... , cavities • HRCT ... BOOP #pulmonary #ILD ... #diagnosis #management
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
= nonspecific (nausea ... AP, ↑INR, ↑BUN/Cr ... ↓Antithrombin Ill ... infiltration) Differential ... Liver #Pregnancy #hepatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
= (Retic %) x (Hct ... infiltration (e.g. cancer ... Production #Index #hematology ... #anemia #differential
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
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
decrease in most cases ... WBC count and differential ... hematuria (without casts ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
Diagnosis and Management ... cases) • PT/INR ... Chronic Management ... hemophilia treatment center ... #treatment #hematology