12 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... - Differential ... Diagnosis Algorithm ... anemia • ... Prosthetic heart valves
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... - Drugs (Beta lactam ... #differential # ... #anemia
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... HELLP - Grafts, Valves ... Membrane): - Autoimmune ... Defects: Sickle cell anemia ... Haptoglobin ↓ - Lactate
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... If the value is ... elevation Serum lactate ... WBC count and differential ... #Workup #Hematology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... And BMP Normal Values ... Diagnosis: Causes ... Renal failure (uremia ... Interpretation #Diagnosis
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... iron deficiency, hemolysis ... disorders (e.g. autoimmune ... Myelofibrosis (MF ... #Diagnosis #Causes
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral infection, autoimmune ... Diagnosis: • hemolytic ... Hyperbilirubinemia • Elevated lactate ... CLL (older) • Autoimmune ... younger pts) Differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... to bolus these values ... Causes of Lactate ... 30mmHg) - Severe anemia ... #Diagnosis #causes
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Albumin > 4) Work-up ... Cirrhosis, ETOH, autoimmune ... Thalassemia, Sickle cell anemia ... #ProteinGap #differential ... #diagnosis #hematology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
OnePager Summary Autoimmune ... mononeuritis multiplex WORKUP ... recent DAN) • EMG ... Goodpasture's cause ... Renal #Syndromes #differential