This indicates that the cancer may respond to HER2-targeted therapies. Dr. Gerber says she would recommend Enhertu for any patient with an IHC score of 2+ or higher. “If they don’t express ...

Breast cancer classed as HER2-positive - defined as an immunohistochemical (IHC) score of three or more – accounts for somewhere between 20% to 25% of all patients with the disease. However ...

HER2 IHC 3+ staining was observed in 15 (4.7%) of the 320 tumor samples analyzed and HER2 IHC 2+ in 26 (8.1%; Table 1). Low HER2 expression (IHC 0 or 1+) was detected in the 279 (87.2% ...

Breast cancer classed as HER2-positive – defined as an immunohistochemical (IHC) score of three or more – accounts for somewhere between 20% to 25% of all patients with the disease.

Among patients with human epidermal growth factor receptor 2 (HER2, IHC 3+ or IHC 2+/ISH+) positive unresectable and/or metastatic gastric or gastroesophageal cancer, Enhertu (trastuzumab deruxtecan) ...

The drug is now cleared for use in adult patients with unresectable or metastatic hormone receptor (HR)-positive, HER2-low (IHC 1+ or IHC 2+/ISH-) or HER2-ultralow (IHC 0 with membrane staining ...

Approval stipulates use in unresectable or metastatic cases, with HER2 positivity defined as an immunohistochemistry (IHC) score of 3+. According to drugmaker Jazz Pharmaceuticals, the antibody ...

Trastuzumab, tested only as a single agent, has been shown to achieve 7% response in heavily pretreated patients with AOC with 3+ and 2+ HER2 immunostaining by immunohistochemistry (IHC).