"White-dark spotted skin is not equal! Be careful of tinea. Skin fungus frequently encountered.

🧾 Tinea versicolor

1️⃣ What is it? ❓

• Chronic fungal dermatitis in Malassezia spp. group (e.g. M. furfur, M. globosa)

• Normally a normal flora on the skin, but when proliferating abnormally → causing abnormal skin spots rash

• Appearance: White, brown or reddish alkali, fine flaky, usually not itchy

2️⃣ caused by what? 🔎

• 🦠 Transformation of Malassezia from yeast form → fiber (mycelial form)

• 🌡️ hot, humid air + a lot of sweat → stimulate the growth of infection.

• ⚖️ Infection causes abnormal melanocyte function → white spotted skin or provokes inflammation → darker skin

3️⃣ Risk factors 🧩

• 🌞 Hot and humid weather (e.g., Thailand)

• 😓 Easy sweating / frequent exercise

• 🧴 oily skin or using oily creams / lotions

• 🩺 Immunodeficiency such as diabetes, long-term steroid use

. 👨‍👩‍👧‍👦 common in adolescents-young adulthood.

4️⃣ Summary ✨

• Tinea = Malassezia fungus overgrowth → alkaline skin white / brown / red

• More common around chest, back, shoulder, arm

• Not dangerous, but chronic, easy to repeat, especially in hot, humid weather

• ✅ Care: Treat with fungicides or inhalants and control risk factors (sweat, sebum, immunity)