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Skin Cancer (Melanoma)
Melanoma is a serious type of skin cancer that develops in the pigment cells of the skin. Early detection is key, so any changing mole or spot should be checked.
Causes & risk factors
- Ultraviolet (UV) exposure from sun or tanning beds
- Many moles or unusual moles
- Fair skin that burns easily
- Family or personal history of skin cancer
- Weakened immunity
- Repeated sunburns
Common symptoms
- A new or changing mole
- A mole with irregular borders or uneven colour
- A mole larger than a pencil eraser
- A spot that itches, bleeds or crusts
- A mole that changes in size, shape or colour
Tests & diagnosis
- Clinical skin examination
- Dermoscopy
- Skin biopsy
- CBC
Treatment & management
- Surgical removal of the melanoma
- Checking nearby lymph nodes in some cases
- Further treatment (immunotherapy, targeted therapy) for advanced disease
- Regular skin monitoring and follow-up
- Strict sun protection
When to see a doctor urgently
- A new, changing or unusual mole
- A mole that bleeds, itches or does not heal
- A mole with irregular edges or multiple colours
- A spot that is rapidly growing
Not a diagnosis. MedDroid gives general educational information about skin cancer (melanoma). It cannot examine you, diagnose or prescribe — always confirm with a qualified doctor.
Frequently asked questions
What is the ABCDE rule for moles?
It stands for Asymmetry, Border irregularity, Colour variation, Diameter over 6mm and Evolving change. Any of these features in a mole should be checked.
Can melanoma be cured?
When found early and removed, melanoma is often highly curable. This is why prompt checking of changing moles is so important.
Explore more
Sources & further reading
- World Health Organization (WHO)
- MedlinePlus — U.S. National Library of Medicine
- Ministry of Health & Family Welfare, India
- Indian Council of Medical Research (ICMR)
Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.