Diabetic foot ulcers

L97/L08.8 + (E10.5/E11.5/E12.5/E13.5/E14.5)


GENERAL MEASURES

Metabolic control.

Treat underlying comorbidity (e.g.: corns, alcohol misuse, ingrown toenails).

Relieve pressure: non-weight bearing is essential.

Smoking cessation is essential.

Deep (limb-threatening) infection

X-ray of affected limb.

Surgical drainage as soon as possible with removal of necrotic or poorly vascularised tissue, including infected bone – refer urgently.

Revascularisation, if necessary.

Local wound care

Frequent wound debridement with scalpel, e.g. once a week.

Frequent wound inspection.

Absorbent, non-adhesive, non-occlusive dressings.

Superficial ulcer with extensive infection

Debridement with removal of all necrotic tissue.

MEDICINE TREATMENT

Superficial ulcer with extensive infection

Antibiotic therapy

For polymicrobial infection:

Topical antibiotics are not indicated.

  • Amoxicillin/clavulanic acid, oral, 875/125 mg 12 hourly for 10 days.
    • Longer course of therapy may be necessary.

Severe infection

  • Amoxicillin/clavulanic acid, IV, 1.2 g 8 hourly.

Severe penicillin allergy (Z88.0)

  • Clindamycin, oral, 150–450 mg 8 hourly.

AND

  • Gentamicin, IV, 6 mg/kg daily (see GENTAMICIN, IV for guidance on prescribing).

REFERRAL

Arterial revascularisation procedures.