Assesses estrogen receptor, progesterone receptor, and HER2 status to guide breast cancer therapy.

Measures antidiuretic hormone levels to evaluate water balance and endocrine function.

Assesses C1 inhibitor levels to diagnose hereditary angioedema and complement disorders.

Measures fecal elastase to evaluate pancreatic exocrine function and diagnose insufficiency.

Detects antibodies against gastric parietal cells using IFA for autoimmune gastritis diagnosis.

Uses PCR on tissue or fluid samples to detect Mycobacterium tuberculosis for tuberculosis diagnosis.

Detects ROS1 protein expression by immunohistochemistry, aiding in lung cancer diagnosis.

Assesses ROS1 gene rearrangements in non?small cell lung cancer to guide targeted treatment.

Screens for Hemoglobin E mutations to diagnose thalassemia and related hemoglobinopathies.

Uses FISH analysis to detect chromosomal abnormalities associated with Prader?Willi syndrome.