We in contrast the surgical pathologies of patients with a positive SIN phenomenon versus Those people with very simple lithiasis. Each affected individual which has a positive SIN phenomenon had HIDA scan or surgical pathology results recorded. Only surgical pathology was applied given that the gold standard, as HIDA scans https://www.theorthopaedicandpainpractice.com/understanding-neck-pain-various-causes-symptoms-and-treatment-options-for-singaporeans/