Dermatology focuses on the health of the skin, hair, and nails. Learn about the diagnosis and treatment of acne, eczema, skin cancer, and cosmetic procedures.
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Molluscum contagiosum symptoms are primarily limited to the skin and develop gradually as the virus infects and alters cells in the upper layers of the epidermis. Unlike many inflammatory skin conditions, molluscum contagiosum lesions are often not painful and may go unnoticed at first, particularly when they are small or few in number. Symptoms tend to be more noticeable as lesions increase in size or number, or when they appear in visible or sensitive areas.
The condition is generally not associated with systemic illness, fever, or fatigue, and symptoms remain localized to the skin surface.
The appearance of the lesions is the most defining symptom.
Molluscum contagiosum typically presents as small, round, firm bumps with a smooth surface and a central depression or core. This central indentation is a key feature that helps differentiate molluscum contagiosum from other skin growths.
Typical lesion features include
• Flesh-colored, white, or pink bumps
• Smooth and shiny surface
• Central dimple or plug
• Size ranging from a pinhead to several millimeters
Lesions may appear singly or in clusters and usually develop slowly.
Sensory symptoms vary between individuals.
While molluscum contagiosum lesions are often asymptomatic, mild itching can occur, especially as lesions heal or if surrounding skin becomes irritated. Scratching may lead to redness, inflammation, or secondary infection and can also spread the virus to nearby skin.
Itching is more likely when
• Lesions are numerous
• Skin is dry or sensitive
• Lesions are healing or inflamed
Managing irritation helps reduce spread.
Changes may occur as the immune system responds.
As molluscum contagiosum begins to resolve, lesions may become red, swollen, or crusted. This inflammatory phase often indicates that the immune system is actively clearing the virus rather than worsening infection.
This stage may include
• Redness around bumps
• Temporary tenderness
• Formation of small scabs
These changes are part of the natural healing process.
Location depends on age and exposure.
Molluscum contagiosum commonly appears on
• Trunk, arms, and legs in children
• Face or neck in younger individuals
• Genital and surrounding areas in adults
• Lower abdomen or inner thighs
Lesions may spread along areas of friction or scratching.
Presentation in children has specific features.
In children, molluscum contagiosum often appears in clusters and may spread through play, sports, or shared items. Lesions are usually painless, but itching and scratching can lead to increased spread.
Children with underlying skin conditions such as eczema may develop more extensive involvement.
Adult cases often involve different contexts.
In adults, molluscum contagiosum may appear in the genital area or surrounding skin due to close skin contact. Lesions in this region may cause concern but are typically similar in appearance and behavior to lesions elsewhere on the body.
The condition remains a skin-limited viral infection regardless of location.
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Certain conditions may coexist.
Molluscum contagiosum can trigger localized eczema-like reactions around lesions, leading to redness, scaling, and increased itching. This reaction does not indicate worsening infection but reflects skin sensitivity.
Secondary bacterial infection may occur if lesions are repeatedly scratched.
Several skin conditions may appear similar.
Molluscum contagiosum differs from warts by its smooth surface and central indentation. It also differs from acne, which typically involves inflammation and pustules rather than firm, dome-shaped bumps.
Correct identification helps avoid unnecessary or inappropriate treatments.
Most cases are mild, but some features warrant evaluation.
Further assessment may be appropriate if
• Lesions become painful or rapidly inflamed
• There is significant spreading despite care
• Signs of secondary infection develop
• Lesions persist for an extended period
These situations may require adjusted management.
Small, smooth, dome-shaped bumps on the skin.
They may itch mildly, especially during healing.
They are usually painless.
No, it typically affects only the skin.
Not always, as redness can signal healing.
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