system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
The following statement about this condition is true:
assistant
The correct answer is  The given condition is keloid. Keloid- Has Excessive scar tissue- Scar extends beyond the boundaries of original wound or incision - Etiology - Unknown- Associated with* Elevated levels of growth factors* Deeply pigmented skin* Genetic predisposition* Areas of body where there is increased risk of keloid formation- Above clavicle- Upper extremities- Trunk & Face- Especially seen in the Triangular region with boundaries of Each shouldertip and Xiphisternum - On Histology* Excess collagen & Hypervascularity* Contains disorganized Type I & III collagen* Contains thicker collagen bundles - causes formation of acellular node like structures* Rarely regresses with time* Often refractory to Medical & Surgical intervention - Treatment* First line treatment - Silicones + Pressure therapy + Intralesional injection of triamcinolone * In Refractory Cases (No improvement after 12 months of treatment) - Excision + Post-operative Radiotherapy (External beam radiotherapy / Brachytherapy)