8 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... in the Evaluation ... • Low TSH, Low normal ... : Work-up similar ... #algorithm #diagnosis
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
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... NORMAL PLASMA OSMOLALITY ... • SIADH • hypothyroidism ... Hypernatremia #Diagnosis #Workup ... #Algorithm #Nephrology
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Algorithm Step ... may actually be normal ... Consider additional tests ... Hyponatremia #Diagnosis #Workup ... #Evaluation #Algorithm
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... aldosterone - Often normal ... Insufficiency #Evaluation ... #laboratory #diagnosis ... endocrinology #workup
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Diagnosis Algorithm ... - Evaluation of ... Standard Stim test ... this indicates normal ... #Stimulation #Test
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Differential Diagnosis Algorithm ... Mislabelled - Repeatedly normal ... taken at home, work ... hypertension) • Hypothyroidism ... Differential #Diagnosis #Algorithm
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... Evaluation for ... value is low, tests ... the presence of renal ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup