Which of the following are fungal infection of skin – a) Sporotrichosisb) Molluscum contagiousmc) Madura footd) Tinea e) Erysipelas
**Core Concept**
Fungal infections of the skin are caused by various types of fungi, including dermatophytes, yeast, and dimorphic fungi. These infections can manifest as superficial or deep infections, depending on the type of fungus and the affected area of the body.
**Why the Correct Answer is Right**
Sporotrichosis is a fungal infection caused by Sporothrix schenckii, a dimorphic fungus that infects the skin through cuts or abrasions. It typically presents as a painless, ulcerative lesion that progresses along the lymphatic channels. Tinea is a common fungal infection caused by dermatophytes, such as Trichophyton, Microsporum, and Epidermophyton, which infect the skin, hair, and nails. Madura foot, also known as mycetoma, is a chronic fungal infection caused by various species of fungi, including Madurella and Nocardia, which infect the foot and spread to the surrounding tissues.
**Why Each Wrong Option is Incorrect**
**Option A:** Molluscum contagiosum is a viral infection caused by the molluscum contagiosum virus, not a fungal infection.
**Option B:** Erysipelas is a bacterial infection caused by Group A beta-hemolytic Streptococcus, not a fungal infection.
**Option C:** Madura foot is a fungal infection, but it is not the only correct answer. There are other fungal infections listed in the options.
**Clinical Pearl / High-Yield Fact**
Fungal infections of the skin can be classified into superficial (e.g., tinea) and deep (e.g., sporotrichosis) infections, depending on the type of fungus and the affected area of the body.
**Correct Answer:** C. Madura footd) Tinea