A 40 year old man presented with a flat 1 cm x 1 cm scaly, itchy black mole on the front of thigh. Examination did not reveal any inguinal lymphadenopathy. The best course of management would be –
**Core Concept**
The question is testing the **diagnosis and management of pigmented skin lesions**, specifically a potentially malignant melanocytic lesion. The key principle is to differentiate between benign and malignant lesions based on clinical characteristics.
**Why the Correct Answer is Right**
Although the specific answer choices are not provided, the management of a suspicious pigmented skin lesion typically involves **excisional biopsy** to rule out **melanoma**. This approach allows for **histopathological examination** to determine the presence of malignant cells. The **ABCDE rule** (Asymmetry, Border, Color, Diameter, Evolving) is often used to assess the likelihood of malignancy in such lesions.
**Why Each Wrong Option is Incorrect**
**Option A:** Might be incorrect if it suggests a watchful waiting approach, which is not appropriate for a new or changing pigmented lesion.
**Option B:** Could be incorrect if it involves incomplete removal or inadequate diagnostic procedures.
**Option C:** Might be wrong if it proposes a treatment without first establishing a definitive diagnosis.
**Option D:** Could be incorrect if it suggests a therapeutic approach that is not based on a confirmed diagnosis.
**Clinical Pearl / High-Yield Fact**
It's crucial to remember that any new or changing pigmented skin lesion, especially one that is **itchy** or **bleeding**, warrants further investigation due to the potential for **malignancy**. The presence of **lymphadenopathy** would significantly raise the suspicion for metastatic disease.
**Correct Answer:** D. Excisional biopsy