13 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... DrEricStrong #Algorithm ... #APTT #Laboratory ... #Hematology #Diagnosis ... #Workup
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
FUO) - Further Workup ... Returning Traveler’ algorithm ... artery biopsy • Lab ... values supporting ... hematologic malignancies
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Algorithm Mean ... Normal range 11.5% ... Algorithm by Dr. ... #Workup #Hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... activity - A low value ... If the value is ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Defects: Sickle cell anemia ... Hypophostphatemia Laboratory ... Blood Smear ↑ abnormal ... Differential #Diagnosis #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
and fever) and laboratory ... sedimentation rate + Normal ... pneumonitis • Diffuse ... Cytopenias • Cardiac valve ... lymphopenia, low PLT • Anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Differential Diagnosis Algorithm ... mechanical cardiac valve ... ARUPLabs #Hemolytic #Anemia ... #workup #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Differential Diagnosis Algorithm ... Drug-induced AIHA - Abnormal ... immune-complex hemolytic anemia ... Prosthetic heart valves ... #Causes #Hematology
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Tests (LFTs) - Normal ... Values and Interpretation ... prothrombin time across labs ... #Tests #LFTs #Laboratory ... #diagnosis #hepatology
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
other processes Workup ... / Laboratory Studies ... - No specific lab ... Pulmonary lymphoma, Diffuse ... • Moderate: oral