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

Dr.
Algorithm for Investigation ... of Abnormal Coagulation ... Tests - Prolonged ... #APTT #Laboratory ... Hematology #Diagnosis #Workup
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
may actually be normal ... Consider additional tests ... considered likely, the cause ... Hyponatremia #Diagnosis #Workup ... #Evaluation #Algorithm
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... - Serum tests that ... Insufficiency #Evaluation ... #laboratory #diagnosis ... endocrinology #workup
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... in the Evaluation ... Hyperthyroidism: Work-up ... Hyperthyroidism #algorithm ... endocrinology #TFTs #TSH #Interpretation
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
- Evaluation of ... unclear (often the case ... Standard Stim test ... this indicates normal ... #Stimulation #Test
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... Evaluation for ... value is low, tests ... indirect antiglobulin tests ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... deficiency - Abnormal ... deficiency Work ... Fecal occult blood test
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... initial screening test ... <45% and SF is normal ... , further evaluation ... hemochromatosis #algorithm
Approach to using the perfusion scan in Brain Death Evaluation

Like any diagnostic test, a flow scan
in Brain Death Evaluation ... any diagnostic test ... death, so in this case ... A normal scan should ... Perfusion #Scan #Algorithm