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Dr Johann de Wet is an internationally experienced skin specialist and registered dermatologist with the Health Professions Council of South Africa, who specialises in medical, surgical and cosmetic dermatology.
14/05/2025
One of the key takeaways from this year’s EADO conference was the recently published data in JAMA Dermatology, which showed that complete margin control surgery (Mohs surgery) reduces mortality by 50% in patients with BHW T2b/T3 cutaneous squamous cell carcinoma (cSCC), compared to traditional wide local excision.
This year, the congress was held in conjunction with the World Melanoma Congress—an internationally renowned event that brought together leading dermatologists, surgeons, oncologists, pathologists…
09/09/2024
Spring has sprung and summer is just around the corner. Read all about the new sun protection guidelines for South Africa.
Did you know that sun protection should be a daily consideration in South Africa? This is due to our sub-tropical climate and overall, relatively high UV levels all year-round. There are groups of…
Explore Cape Town’s Melanoma Symposium, highlighting Dr. de Wet’s pioneering Mohs Surgery for precise margin control, benefiting Somerset West patients.
05/03/2024
Melanoma Society Skin Cancer Symposium. Was an honour to speak on complete margin control in skin cancer surgery.
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Dr. Johann de Wet is an internationally experienced skin specialist and registered dermatologist with the Health Professions Council of South Africa, who specialises in medical, surgical and cosmetic dermatology.
Dr. De Wet is the founder of The Dermatology and Skin Cancer Institute based in Stellenbosch. He provides both adult and pediatric patients with evidence-based, competent and compassionate care, grounded in preventative education-based consultation and treatment utilising the most medically advanced techniques.
In 2002, Dr. De Wet qualified as a medical doctor at the University of the Free State and initially practiced family medicine. In the UK, he gained experience in both the private and public health sectors. He moved to Canada where he specialised in Family Medicine with certification from the Canadian College of Family Physicians. In addition, during this time, he held an academic appointment at the University of Calgary as a clinical lecturer.
After relocating to South Africa, he specialised in Dermatology at Cape Town’s Tygerberg Academic Hospital. He realised he found his niche and was awarded a Fellowship from the College of Dermatologists with distinction and obtained his MMed degree in Dermatology from the University of Stellenbosch Cum Laude. He is also a graduate of the University of Cardiff in Wales and of the University of Queensland, Australia, where he obtained a Diploma in Dermatology and an MMed in Skin Cancer.
Ever perfecting his craft to benefit his patients, he is currently pursuing a Master’s degree in Pathology at the University of Stellenbosch as well as a fellowship in Mohs Micrographic Surgery through the American Society of Dermatological Surgery.
A keen clinician, academic and researcher, Dr. De Wet has published various articles in peer-reviewed journals. He regularly appears as an invited speaker at both local and international conferences. His interests include medical dermatology, dermatological surgery, and skin cancer, with a specific focus on melanoma.
Dr. De Wet is the recipient of accolades such as the Jansen Research Foundation Medal from the College of Dermatologists and the Discovery Foundation Academic Research Fellowship Award.
