24 URINARY 5 – HIAA

The most effective diagnostic tool for identifying primary midgut carcinoid tumors involving the jejunoileal, appendiceal, and ascending colon regions is the somatostatin receptor scintigraphy, commonly known as Octreoscan. This specialized imaging test targets the somatostatin receptors present on these tumors, enabling precise localization and visualization. By utilizing a radioactive substance called Octreotide, which binds to these receptors, the scan detects and maps the extent of carcinoid tumors, aiding in accurate diagnosis and assessment of tumor size, spread, and potential metastasis. This diagnostic approach plays a pivotal role in determining the presence and characteristics of midgut carcinoid tumors, guiding subsequent treatment strategies and management plans.