Keloid and Hypertrophic scar

Feature

Keloid

Hypertrophic Scar

Definition

Excessive scar tissue extending beyond
the boundaries of the original wound.

Excessive scar tissue confined to
the original wound area.

Growth

Expands beyond the wound margins.

Remains within the wound boundaries.

Occurrence

More common in darker-skinned
individuals and areas like chest,
shoulders, and earlobes.

Can occur in all skin types, typically
in areas of high tension or after trauma.

Regression

Rarely regresses spontaneously;
tends to persist or grow.

May regress or flatten over time
without treatment.

Treatment

Difficult to treat; options include
corticosteroid injections (intralesional),
surgery,
cryotherapy, or laser therapy.

Often improves with time; treatments include
silicone gel,
pressure therapy, or mild corticosteroids.

Recurrence

High recurrence rate
after removal or treatment.

Lower recurrence rate
compared to keloids.