Preexisting conditions

No of patients

Advanced age (>65 years)

Diabetes mellitus

Hypertension under medication

Chronic pulmonary disease

Peripheral vascular disease

Congestive heart disease

Obesity

Malnutrition

Chronic alcoholism

Active IV drug use, steroid use/ immunocompromised status

Malignancy

8

12

6

4

7

2

6

3

2

3

1

Initiating pathologic conditions

No of patients

Perineal abscess or chronic anal fistula/fissure

Periurethritis/epididymoorchitis after instrumentation(urethral rupture)

Post-hemorrhoidectomy wound infection

Anorectal carcinoma (anastomotic recurrence)

Bartholin’s cyst abscess

Tibial chronic vascular ulcers-sinuses(assoc. compartment syndrome in 2)

Abscess after IM/IV injections (2 immunocompromised)

8

6

1

1

1

Anorectal- genitourinary foci

4

3

Dermal foci