Mr Teo has a clinical interest in the management of carotid, aneurysm, peripheral vascular and diabetic foot diseases, as well as leg oedema and ulceration. He has a specialist interest in arterial mapping (or artery assessment), endovenous laser treatment for varicose veins, foam sclerotherapy treatment for varicose veins and varicose vein stripping. Consulting at: Warrington General Hospital and Manchester Vein Clinic, Altrincham.

As a Consultant Vascular and Endovascular Surgeon, Mr Welch treats all aspects of vascular and arterial injury/disease, in particular: • Deep vein thrombosis (DVT) • Arterial thrombosis (AT) • Pulmonary embolism (PE) • Carotid artery disease • Wound healing and leg ulceration • Ischaemic tissue injury • Lymphoedema (leg swelling) • Thoracic outlet syndrome (TOS) • Abdominal aortic aneurysms (AAA) • Vascular malformations • Varicose veins Now retired from the NHS.