Tak-wing Lau

Learn More
BACKGROUND/AIM Over 190 million people in the world suffer from diabetes mellitus. Diabetics are 25 times more likely to have a leg amputated because of unhealing foot ulcers. Herbal medicine has been used in China to salvage the ulcerated limb. With the aim to study the efficacy of two commonly used herbs for ulcer healing, namely Radix Astragali and Radix(More)
Dynamic hip screw (DHS) is a well-established conventional implant for treating intertrochanteric fracture. However, revision surgery sometimes still occurs due to the cutting out of implants. A helical blade instead of threaded screw (DHS blade) was designed to improve the fixation power of the osteoporotic intertrochanteric fracture. In this study, the(More)
PURPOSE To evaluate postoperative walking status of elderly patients with osteoporotic pubic rami fractures with or without posterior pelvic ring fractures. METHODS 33 women and 4 men aged 66 to 95 (mean, 85) years presented with osteoporotic pubic rami fractures after a fall. 22 (59%) of the patients had additional posterior pelvic ring fractures (9 had(More)
Complications of diabetes impose major public health burdens worldwide. The positive effect of a Radix Astragali-based herbal preparation on healing diabetic foot ulcers in patients has been reported. Formula 1 is also referred as the 'Herbal drink to strengthen muscle and control swelling'. This formula contains six Chinese medical herbs, including Radix(More)
Over 194 million people suffer from diabetes worldwide. The improper control of diabetes may result in diabetic foot ulcer or even amputation. Herbal medicine provides a means for treating diabetic foot ulcers for a large population in developing countries. The wound healing-enhancing activities of the principal herbs, Radix Astragali (RA) and Radix(More)
Cortex Moutan (CM, root bark of Paeonia suffruticosa Andr.) is one of the common herbs found in anti-diabetic traditional Chinese medicine formulae. To study the potential anti-diabetic mechanisms of CM, four in vitro models (intestinal brush border membrane vesicles (BBMV), rat hepatoma cell line H4IIE, human skin fibroblasts cell line Hs68 and mouse(More)
BACKGROUND A geriatric hip fracture clinical pathway, led by an orthopedic surgeon, was developed in 2007. This clinical pathway team is multidisciplinary and consists of surgeons, physicians, anesthetists, nurses, physiotherapists, occupational therapists, medical social workers, dieticians as well as voluntary support groups. METHODS From early 2007(More)
We report 2 cases of atypical femoral fracture displacement despite treatment with intramedullary (IM) nailing. Both patients had received more than 3 years of bisphosphonates. One patient had prophylactic fixation of an atypical femur fracture due to intractable pain. The other had undergone nailing previously for a traumatic shaft fracture. The patient(More)
We describe the treatment of an uncommonly late presentation of a recurrent parosteal osteosarcoma of the distal femur. The osteosarcoma had originally been detected 20 years earlier, and had been treated with wide excision and mega-prosthesis to reconstruct the femur. The tumour recurred in close proximity to the femur prosthesis and encased half the(More)
ETHNOPHARMACOLOGICAL RELEVANCE Radix Rehmanniae (RR) has a very long history of usage in traditional Chinese medicine and is usually one of the principal herb found in many herbal formulae used in diabetic foot ulcer. AIM OF THE STUDY RR aqueous extract was investigated for its wound healing effects in a diabetic foot ulcer rat model and its detailed(More)