12 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
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 ... #Values #Interpretation
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
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 ... with: • Minimal laboratory ... Cytopenias • Cardiac valve ... flares • CRP normal
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
• Low TSH, Low normal ... Hyperthyroidism: Work-up ... Can repeat labs ... Hyperthyroidism #algorithm ... endocrinology #TFTs #TSH #Interpretation
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... mechanical cardiac valve ... , vasculitis, malignant ... Differential #Diagnosis #Algorithm ... #workup #hematology
Normal Thromboelastogram - Specific parameters represent the 3 phases of the cell-based model of haemostasis: initiation,
Normal Thromboelastogram ... propagation -R value ... ) #Diagnosis #Hematology ... #Interpretation ... #Laboratory
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
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... Infection - Vasculitis ... - Autoimmune Vasculitis ... deficiency Work ... #Causes #dermatology
C-REACTIVE PROTEIN
Discovered by Tillett & Francis in 1930. First identified as a substance in the serum
Lab values vary, ... Interpretation of ... than 0.3 mg/L: Normal ... 0.3 to 1.0 mg/L: Normal ... infections, systemic vasculitis