Modified Keystone Perforator Island Flap for Tension-Reducing Coverage of Axillary Defects Secondary to Radical Excision of Chronic Inflammatory Skin Lesions: A Retrospective Case Series

Table 1

Patient data.

Case	Sex/age	Defect cause	Defect size (cm^2)	Flap size (cm^2)	Type of KPIF	Flap survival	Complications	Follow-up duration (months)	Limitation of joint ROM (affected side)	Final outcome
1	M/30	Complicated EC with surrounding cellulitis			Hemi-KPIF	Fully survived	None	4	None	Hypertrophic scar
2	M/58	Complicated EC with surrounding cellulitis			SMUM KPIF with OVC	Fully survived	None	5	None	Linear scar
3	M/42	Complicated EC with surrounding cellulitis			Hemi-KPIF	Fully survived	None	4	None	Linear scar
4	M/71	Complicated EC with surrounding cellulitis			SMUM KPIF with OVC	Fully survived	None	4	None	Linear scar
5	M/22	Hidradenitis suppurativa			SMUM KPIF with OVC	Fully survived	None	4	None	Hypertrophic scar
6	F/34	Complicated EC with surrounding cellulitis			Modified type II KPIF	Fully survived	None	4	None	Linear scar
7	M/51	Hidradenitis suppurativa			SMUM KPIF with OVC	Fully survived	None	5	None	Hypertrophic scar
8	M/17	Complicated EC with surrounding cellulitis			Modified type II KPIF	Fully survived	None	5	None	Linear scar
9	M/29	Hidradenitis suppurativa			SMUM KPIF with OVC	Fully survived	None	4	None	Hypertrophic scar
10	F/42	Complicated EC with surrounding cellulitis			SMUM KPIF with OVC	Fully survived	None	4	None	Linear scar
11	M/63	Complicated EC with surrounding cellulitis			SMUM KPIF with OVC	Fully survived	None	5	None	Linear scar

M, male; F, female; EC, epidermoid cyst; KPIF, keystone perforator island flap; OVC, omega variation closure; SMUM, Sydney melanoma unit modification; ROM, range of motion.