11 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
test - High sensitivity ... Widely variable sensitivity ... Celiac #Disease #Testing ... #Laboratory #Tests ... #Diagnosis #Workup
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... Hyperthyroidism: Work-up ... hyperthyroidism as ... Hyperthyroidism #algorithm ... endocrinology #TFTs #TSH #Interpretation
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Differential Diagnosis Algorithm ... : • Androgen insensitivity ... Hypothalamic: • Functional ... (e.g. eating disorder ... Differential #Diagnosis #Algorithm
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... test but lower sensitivity ... more time for the laboratory ... including liver function ... #workup #diagnosis
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
Diagnostic algorithm ... patients with AVS ... hearing yielded 100% sensitivity ... disposition, even if the cause ... #Diagnosis #AVS
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
aldosterone - Low in cases ... adrenal glands as ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing ... endocrinology #workup
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... confirmed via genetic testing ... continued in most cases ... ; interpretation ... dependent upon local laboratory
Antiphospholipid Syndrome (APLS) Testing - Hypercoagulable Workup Algorithm
INDICATIONS FOR TESTING:
 • Vascular thrombosis
Hypercoagulable Workup ... Algorithm INDICATIONS ... pregnancy loss defined as ... maternal chromosomal causes ... #Algorithm #diagnosis
The crusade against “Ab”Normal Saline continues.  This is a non-physiologic fluid that can harm our
ECF and ICF both work ... derangements in function ... is concerning as ... K+ in the ECF causes ... patients we are all treating
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Disease - Diagnosis Algorithm ... IgA TTG has high sensitivity ... As do pts with DM1 ... pts need further testing ... gastroenterology #workup