Research Output | Dar Al-hikmah Library | IIUM Only
*Introduction* Lung carcinoid tumor comprises 1-2% of all lung cancer however atypical lung carcinoid carry high risk of malignant transformation. Carcinoids are strongly and diffusely positive for neuroendocrine markers and commonly used markers include synaptophysin, chromogranin A, and CD56/NCAM. *Case Report* A 43 year old lady presented initia