**Question:** Raspberry tumour is -

A. Benign fibroepithelial polyp
B. Malignant mesenchymal tumour
C. Benign mixed tumour
D. Malignant epithelial tumour

**Core Concept:**
Raspberry tumour refers to a specific type of benign tumour composed of both epithelial and mesenchymal components, resembling the appearance of a raspberry when cut. This type of tumour is characterized by the coexistence of epithelial and mesenchymal elements within the same lesion.

**Why the Correct Answer is Right:**
The correct answer, A, is a benign fibroepithelial polyp. This type of tumour consists of both epithelial and mesenchymal components, but the term "raspberry tumour" is more commonly used to describe a specific presentation rather than a specific pathological entity. Benign fibroepithelial polyps are composed of a stromal component (fibroepithelial) and an epithelial component, creating a characteristic appearance similar to a raspberry when cut.

**Why Each Wrong Option is Incorrect:**

B. Malignant mesenchymal tumour - This option refers to a malignant (cancerous) mesenchymal tumour, which is not the correct classification for a raspberry tumour.

C. Benign mixed tumour - This term is less specific than "raspberry tumour" and does not accurately describe the specific appearance of the lesion when cut.

D. Malignant epithelial tumour - This option refers to a malignant (cancerous) epithelial tumour, which is not the correct classification for a raspberry tumour.

**Clinical Pearl:**
The term "raspberry tumour" is a descriptive term used to highlight the characteristic appearance of a benign fibroepithelial polyp when cut, resembling the appearance of a raspberry. It is essential for medical students and healthcare professionals to understand the correct classification of this type of benign tumour, which is a fibroepithelial polyp, and not the descriptive term itself. This knowledge helps in differentiating it from other similar lesions, ensuring appropriate diagnosis and treatment options for patients.