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Biomedical subjects

T Aköz

Publications and source records attributed to T Aköz.

At least 19 recordsLinked to original sources

De novo malignant eccrine spiradenoma with an interesting and unusual location.

BACKGROUND: Reports in the literature reveal that malignant eccrine spiradenomas (MES) are exceedingly rare, and represent aggressive tumors arising in long-standing benign eccrine spiradenomas (ES). OBJECTIVE: We present a de novo case of MES of the nose, in contrast to reports in the literature of progression from long-standing benign lesions. METHODS: Case report and brief review of the literature. RESULTS: Our case was accepted as de novo MES because there was no evidence of ES on pathologic examination. It was treated by surgical excision with 1 cm tumor-free margins. No recurrence or complications were observed for 2 months, but long-term follow-up could not be performed because the patient died of adenocarcinoma of the colon. CONCLUSION: Although previously reported lesions have arisen in long-standing benign ESs, usually on the trunk or extremities, this report shows that MES may occur as a primary malignant tumor and may occur in unusual locations such as the nose.

Adenocarcinoma↗

The use of combined nasolabial V-Y advancement and glabellar flaps for large medial canthal defects.

BACKGROUND: Reconstruction of the medial canthal area presents many challenges for surgeons. It has many functional and cosmetic peculiarities. The combined use of glabellar and nasolabial V-Y advancement flaps is an effective method for repairing large medial canthal defects. OBJECTIVE: To describe and illustrate a technique to repair medial canthal defects. METHODS: Our experience with combined usage of nasolabial V-Y flap and glabellar flaps for medial canthal closure after tumor resection in 23 patients is reported. RESULTS: All resections and reconstructive procedures were performed under local anesthesia. All patients were treated without any complications such as flap loss, wound dehiscence, lymphedema, or ectropion. Fine results were achieved from both the functional and aesthetic point of view. CONCLUSION: This combination has many advantages over skin grafts and other local flaps. It is easy to design, reliable, and offers good cosmetic results. This combination is recommended to plastic surgeons as a safe and effective procedure for reconstruction of medial the canthal area.

Basal Cell Carcinoma↗

Nasolabial V-Y advancement for closure of the midface defects.

BACKGROUND: V-Y subcutaneous advancement flaps receive an excellent blood supply from subcutaneous tissue and are ideal for use on the face. Also it is advantageous cosmetically compared to other local flaps. OBJECTIVE: Nasolabial V-Y advancement flaps are very useful in closing defects of the midface region after tumor resection. METHODS: Our experience with nasolabial V-Y flaps in 22 patients is reported. The average defect size was 2.4 cm x 3.2 cm. RESULTS: Minor flap necrosis occurred in one patient and simple lower eyelid ectropion in another. CONCLUSION: Nasolabial V-Y advancement flap is a simple and satisfactory alternative for closing relatively large defects in the midface when compared with other methods such as skin graft and rotation or transposition flaps. It is easy to design, reliable, and offers good cosmetic results.

Aged↗

The preputium: an overlooked skin graft donor site.

Plastic surgeons often encounter tissue defects consisting of the superficial layer of the skin. Fortunately, many of these defects are reconstructed easily with skin grafts. The authors have used the preputium as a skin graft for the reconstruction of skin defects of various sizes and locations in children. The defect size ranged from 2.3 x 4.0 cm to 4.8 x 6.5 cm. The average defect size was 3.5 x 5.5 cm. The defects were caused from trauma, acute burn, and release of burn contractures, and were located in the lower extremity, upper extremity, and scalp. All patients were treated successfully. No complications of the donor area or recipient area were seen. The prepuce should be included as an additional tool in the reconstructive surgeons armamentarium because of its many advantages, including easy harvest, high viability and elasticity, and low donor area morbidity.

Child↗

Use of distally based saphenous neurofasciocutaneous and musculofasciocutaneous cross-leg flaps in limb salvage.

Neurocutaneous island flaps have been very popular in soft-tissue coverage of the lower extremities. These flaps are based on the arterial network around the superficial sensory nerves. The advantages of these flaps are easy and quick dissection (hence a time-saving operation), acceptable donor site morbidity, and preservation of major arteries of the leg. The authors used five neurofasciocutaneous and three musculofasciocutaneous flaps successfully as cross-leg flaps for the coverage of relatively large defects of the lower two thirds of the leg and foot in 8 patients. They conclude that reverse saphenous neurofasciocutaneous and musculofasciocutaneous flaps as a cross-leg flap in patients who cannot be reconstructed with other flap alternatives have many advantages over traditional cross-leg procedures, such as short vascularization time, minimal patient discomfort, wide arc of rotation and great versatility, and a safe vascular pattern.

Adult↗

Comparison of alexandrite laser and electrolysis for hair removal.

BACKGROUND: Different techniques have been used for hair removal. Electrolytic epilation is a widely accepted method for this purpose. Recently laser hair removal was introduced. OBJECTIVE: To evaluate and compare the effectiveness of long-pulse alexandrite laser hair removal with electrolytic epilation. METHODS: Twenty-four areas of unwanted axillar hair in 12 patients were included in the study. The right axillar area of the patients was treated by electrolysis with an intensity of 4-8 mA, and the left area was treated with long-pulse alexandrite laser with fluences between 30 and 50 J/cm2. Electrolysis was performed four times at 3-week intervals, and laser treatment was performed three times at 4-week intervals. Before each session, the hairs in a 4 cm2 area centered in the axilla were counted. The last evaluation was done 6 months after the initial treatment. The pain, time, and cost of each procedure are compared. RESULTS: The average clearance rate of the hairs was 74% by laser and 35% by electrolysis 6 months after the initial treatment. CONCLUSION: Alexandrite laser hair removal is a more reliable and practical solution than electrolysis. Laser hair removal is more expensive than electrolysis, but is 60 times faster and less painful than electrolysis; also fewer sessions are needed with the laser with better results.

Axilla↗

Three-dimensional computed tomography in evaluation of ankylosis of the temporomandibular joint.

Ankylosis is an uncommon disease of the temporomandibular joint (TMJ), the effective treatment of which requires detailed preoperative evaluation of the type and extent of the deformity. As well as lateral radiographs and computed tomography (CT), three-dimensional CT has been introduced to improve the preoperative evaluation. We present six patients with ankylosis of the TMJ who were evaluated by three-dimensional CT before and after condylectomy. Preoperative findings were compared with operative findings. Three-dimensional CT provides a detailed three-dimensional image of the TMJ non-invasively and we suggest that it is a valuable tool for evaluation of ankylosis in the TMJ.

Ankylosis↗

Bilateral facial nerve paralysis with craniofacial trauma.

Bilateral facial paralysis (BFP) is a very rare condition, unlike its unilateral counterpart. Causes of BNP include a wide variety of diseases and its differential diagnosis can be challenging. We report a case of BFP secondary to craniofacial trauma, with unilateral orbitozygomatic and bilateral temporal bone fractures.

Adult↗