Schamberg’s purpura are seen on
**Core Concept**
Schamberg's disease, also known as progressive pigmentary purpura, is a rare skin condition characterized by **capillaritis** and **pigmentation**. It is a form of pigmented purpuric dermatosis. The condition affects the blood vessels in the skin, leading to **purpura** and **hyperpigmentation**.
**Why the Correct Answer is Right**
Schamberg's purpura are typically seen on the **lower limbs**, particularly on the **ankles** and **feet**. The exact mechanism is not fully understood, but it is thought to involve an abnormal immune response, leading to inflammation of the small blood vessels in the skin.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because Schamberg's purpura are not typically seen on this part of the body.
**Option B:** This option is also incorrect as it is not the most common site.
**Option D:** Similarly, this option is incorrect as the lower limbs are more commonly affected.
**Why Each Wrong Option is Incorrect** for the other options is not provided as the correct answer choice is not specified.
**Clinical Pearl / High-Yield Fact**
Schamberg's disease is a chronic condition with no known cure, but symptoms can be managed with **topical corticosteroids** and **supportive care**. Recognizing the typical distribution of the purpura on the lower limbs is key to diagnosis.
**Correct Answer:** D. Lower limbs.