42 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Graves disease - TSH ... high; in some cases ... Toxic adenoma - TSH ... disease course #hypothyroid ... #hyperthyroid #
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism (low TSH ... affects diagnostic workup ... Hyperthyroidism #Hyperthyroid ... Diagnosis #Algorithm #Workup
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... A/P, Consider testing ... Hypermotility: • TSH ... , Consider testing ... Chronic #Diarrhea #Workup
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... Tuberculin skin testing ... microscopy • Testing ... #Tuberculosis #Testing ... #Diagnosis #Workup
Hypereosinophilia Different Diagnosis and Workup
Secondary causes are broad so start with a med review, the most
Diagnosis and Workup ... Secondary causes ... the most common cause ... the US inpatient setting ... Different #Diagnosis #Workup
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
INDICATIONS FOR TESTING ... evaluation or workup ... 1,500 cells/µL Workup ... for secondary causes ... eosinophilia (common causes
Antenatal Visits - Testing and Schedule
At Every Visit:	
 • Gestational Age	
 • BP
 • Maternal Weight
Antenatal Visits - Testing ... Protein Blood Work ... • HIV • +/- TSH ... Glucose Tolerance Testing ... Well-being GBS Testing
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... practices that could cause ... smear, HIV/HCV testing ... #Workup #hematology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Evaluation 1) Clinical clues ... to SPEP/SFLC, TSH ... Hypercalcemia #workup ... elevated #evaluation #workup
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... mimics, repeat testing ... proteinuria, RBC casts ... Nephrology if cause ... Diagnosis #Algorithm #Workup