We have been treating skin conditions for over 150 years at St John’s Institute of Dermatology at Guy’s Hospital. Our dermatologists provide a range of surgical and non-surgical treatments, as well as cosmetic skin care.

Experts in skin care

As one of the world’s leading centres for skin care and the largest clinical dermatology department in the UK, our experts treat a range of skin conditions. These include common conditions like skin lesions, scarring and acne, as well as rare ones that require treatment unavailable elsewhere.

We’re also internationally recognised for research and training, advancing care in this field and sharing our knowledge with dermatologists from across the world for the benefit of all patients.

Close up of woman's face

Skin conditions we treat

We diagnose and treat a range of skin conditions, including:

  • acne (including acne scarring)
  • benign skin lesions, including cysts, lipomas, moles, skin tags and warts
  • birthmarks, including port-wine stains
  • eczema, including atopic dermatitis
  • hidradenitis suppurativa
  • hyperhidrosis
  • keloid and hypertrophic scars
  • cancer (including squamous cell carcinomas and basal cell carcinomas)
  • milia
  • psoriasis
  • rashes
  • rosacea
  • sun damage of skin

Specialist skin treatments

We provide both surgical and non-surgical skin treatments, including:

  • Botox anti-wrinkle injections
  • Botox for hyperhidrosis (including face, feet, palms and underarms)
  • milia removal
  • Mohs micrographic surgery for skin cancer
  • phototherapy
  • psychodermatology
  • removal of cysts, lipomas (fatty lumps), moles and skin tags
  • scar treatment, including excision and steroid injections for keloid and hypertrophic scars
  • steroid injections for acne and hidradenitis suppurativa
  • wart removal with cryotherapy (freezing treatment)

Mohs micrographic surgery

Mohs micrographic surgery is a specialised type of frozen section surgery used to treat skin cancer. It’s mainly used to remove basal and squamous carcinomas with up to a 99% cure rate, which is the highest cure rate of any method of treating skin cancer. 

We offer this treatment at Wimpole Street Consulting Rooms and Diagnostic Centre, our dedicated private outpatient facility in the Harley Street Health District.

St John's Dermatology sign at 79 Wimpole Street

Diagnosing skin conditions

Our dermatologists provide investigations for skin conditions at our state-of-the-art facilities, including:

  • excision, punch and shave biopsies for benign skin lesions such as moles, as well as suspected cancers
  • mole assessment
Dermatologist examines birthmarks on the patient's skin with a dermatoscope.

Discover our dermatology experts

Meet our team of world-renowned dermatology specialists who can treat a range of skin conditions in central London.