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Biomedical subjects

Ferruh Bingul

Publications and source records attributed to Ferruh Bingul.

12 recordsLinked to original sources

Hemangioma of the lower lip associated with schistosomiasis: a case report.

Hemangiomas may occur in any region of the body, and is the most common tumour of the childhood age. The first case report of multiple Schistosoma mansoni larvae associated with hemangioma of the lower lip is presented. A 7-year-old boy presented with hemangioma of the lower lip. The tumour was subtotally excised under general anaesthesia for aesthetic reasons. The histopathologic diagnosis was multiple Schistosoma mansoni larvae associated with the hemangioma. Patient was treated with an antischistosomal drug.

Child↗

The fate of transplanted fibrous capsule as an autogenous graft.

BACKGROUND: In reconstructive and aesthetic surgery, several autogenous graft materials and biomaterials are available for soft-tissue augmentation, but none has all the properties of the ideal filler material. The common problem is that heterogeneous material is reactive, and the problem for the autogenous grafts is resorption. METHODS: In this experimental study, the authors examined the transformation that the autogenous graft undergoes in a different location when it is used as a capsule tissue in place of silicone. Whole/diced capsule and fat grafts were evaluated at 3, 6, 9, and 12 months for their volume, weight, and histopathologic and statistical bases. RESULTS: The capsule graft was observed at month 12 as a dense collagen bulk. When it had decreased by 25.6 percent in volume at the end of the 12-month period, the decrease in weight was found to be 20 percent. The resorption rates in diced capsule grafts were 14 percent of volume and 8.6 percent of weight. The volume-based rate of resorption was even lower (63 percent) for the capsule than for the fat, and the weight-based rate of resorption was even lower (70 percent) for the capsule. CONCLUSIONS: The low rate of resorption in capsule grafts was attributed to the environmental conditions that triggered the potential cause of resorption, such as inflammation in the localization conditions when it is was carried from the region where it was formed. The results indicate that in the new localization of the capsule tissue that is developed against silicone, it behaves as an autogenous graft that it is resorbed at a lower rate.

Adipose Tissue↗

Histologic characteristics of the human prepuce pertaining to its clinical behavior as a dual graft.

The aim of this study was to investigate the unique histologic structure of the normal human prepuce, paying particular attention to the resemblance and dissimilarities between the inner (ie, mucosa) and outer (ie, skin) layers. Histologic sections were stained using hematoxylin-eosin and Van Gieson stains. Transmission electron microscopy was used to evaluate the ultrastructure. Dense capillary networks can be observed in both the upper and lower dermal zones. The dermis lacks a dense collagenous zone. Melanocytes could not be observed in the mucosa. Elastin fibers and bundles were very abundant and dense. Early edema formation can be explained by the loose character of the dermal structure. Better graft "take" in mucosal grafts may be the result of the dense vascular dermal network. Mild hyperpigmentation can be explained by the limited number of melanocytes. However, this can also be observed in mucosal grafts, despite the absence of melanocytes. This may be solely the result of inflammatory hyperpigmentation, which can be seen in skin grafts. The abundance of elastin fibers in the prepuce may be the reason behind the superior wound contraction inhibition.

Humans↗

Periareolar-transareolar-perithelial incision for the surgical treatment of gynecomastia.

Gynecomastia is an abnormal enlargement of the breast tissue in men. It is the most common disorder of the male breast. Surgical sharp resection of the excess breast tissue is still the mainstay of treatment when medical treatment modalities are proved to be ineffective. The authors believe that areolar incisions give the best results, especially for grades I and IIA gynecomastia. The authors review the ever-increasing areolar incision techniques that have been previously recommended, propose a classification for these techniques, and introduce an alternative technique for areolar resection of the enlarged gland in gynecomastia. An inferior pole, periareolar-transareolar-perithelial (PTP) incision was designed and 15 patients were operated successfully using this technique. Twelve cases were bilateral and 3 were unilateral (27 breasts). A 65-mm access port can be obtained from a 30-mm-diameter areola. No color changes or slough was observed in any of the patients. Areolar access incisions can be classified into 4 main groups: circumareolar, periareolar, transareolar, and circumthelial, and their subgroups. Like every incision proposed, the PTP incision cannot be recommended for every grade of gynecomastia. It is best suited for grades I, IIA, and IIB gynecomastia. Its wide exposure and potential advantage for areolar reduction makes this incision a good alternative to other areolar approaches.

Gynecomastia↗

The "duck" modification of the tensor fascia lata flap.

Various common locations of pressure sores require specific considerations. The most commonly used flap for the treatment of trochanteric ulcers is the tensor fascia lata (TFL) flap. According to our experience with the original flap, excessive tension and eventual suture separation at the confluence of the donor site flaps and the TFL flap is the most common problem. The purpose of this article is to present a new design for the TFL flap for the coverage of trochanteric pressure sores. An anterior triangular extension is designed exactly at a point where the flaps that will cover the donor site unite after transposition. The desepithelialized proximal part of the flap is folded into the pouch and sutured. The duck flap was applied to 31 trochanteric pressure sores in 27 patients with no major complications. This modification has many advantages: (1) the flap is reliable and easily designed, (2) formation of dead space and cone-shaped dog-ear deformity due to rotation is prevented, (3) better esthetic results are achieved, (4) suture separation is prevented via a tension-free closure, (5) the desepithelialized part produces tight attachment of the flap to the recipient bed, (6) as no muscle tissue is included, the flap is more resistant to pressure.

Adult↗

Animal bites.

OBJECTIVE: The aim of this study was to put forward a retrospective analysis of animal bites treated in our department. METHODS: A total of 1315 patients treated in the Department of Plastic Reconstructive and Aesthetic Surgery of Ankara Education and Research Hospital, Ankara, Turkey between January 2002 and March 2004 are included in the study. The fundamental treatment approaches were; copious saline irrigation, attentive debridement, appropriate antibiotic protocol, elevation and immobilization. RESULTS: Bites were produced by tamed (23.4%) and untamed animals (76.6%). The mostly encountered bites were from dogs (76.2%) followed by cats (21.7%). The injury sites were mostly in the lower (35.0%) and upper (33.0%) extremities. Overall infection rate was found to be 4% which were mainly due to cat bites. A very low infection rate (0.03%) was found in the group of patients who did not receive prophylaxis. CONCLUSION: Prophylactic antibiotics are recommended for severe injuries. Deep, dirty and defective injuries should be treated with delayed reconstruction. The majority of animal bite injuries in our country are consequence of untamed dogs and cats. The excessive lower extremity injuries can be attributed to this fact.

Adolescent↗

The prepuce and circumcision: dual application as a graft.

Circumcision is probably one of the first plastic surgery operations that has been used for centuries. The aim of this study was to apply the bilamellar tissue (skin and mucosa) obtained from circumcision to various defects and to evaluate the clinical results. During the last 2 years, 19 patients have been operated, and the skin and mucosal grafts were applied individually or simultaneously. The etiology was trauma for the whole series of patients (12 burns and 7 strap injuries). In 15 patients the defect was localized to the hand whereas in 4 patients it was located on the dorsum of the foot. In 10 patients, mucosa and skin graft were applied to the same defect as a single, compact layer. In 9 patients, skin and mucosa were applied separately to multiple defects. Using these methods, comparative evaluation of the consequences of prepuce mucosal and skin graft applications could be made. Four obvious differences were observed: (1) in mucosal grafts, early graft edema that resolves spontaneously after 48 hours; (2) better adaptation of the mucosal grafts to the recipient bed; (3) hyperpigmentation in both graft types, but the skin part was slightly darker than the mucosa; and (4) less secondary contraction was seen in mucosal grafts. The results were evaluated in light of the authors' knowledge of the prepuce as an alternative full-thickness donor site. The relative differences in the dual anatomic structure of mucosa and skin, and the role of circumcision as a medical, cultural, and religious application in some societies are discussed.

Adolescent↗

Giant lipomas: a series of 12 consecutive cases and a giant liposarcoma of the thigh.

BACKGROUND: The clinical presentation and character of giant lipomas create diagnostic problems because of their close relationship with other mesenchymal benign and malign tumors. It is therefore of primary importance for the clinician to be familiar with epidemiologic and anatomic attributes of these lesions. OBJECTIVE: To evaluate and compare epidemiologic and clinical characteristics of giant lipomas operated in our clinic. METHODS: Twelve giant lipomas and one giant liposarcoma are included in the study. RESULTS: There were seven females and six males. The patients ranged in age between 22 and 75. The tumor duration was between 2 months and 40 years. The smallest lipoma size was 10x5x3 cm, and the largest was 19x9x5 cm. Two of the lipomas were located intermuscular. Mild hematoma formation was observed in two patients. Histopathologic evaluation was done for all specimens, and one myxoid liposarcoma was encountered. CONCLUSION: When dealing with giant lipomas, liposarcomas should always be included in the differential diagnosis.

Adult↗

A hidden donor site for resurfacing finger tip defects: the 'ring graft'.

Skin defects on the finger tip, are commonly treated with skin grafts or flaps. Hidden areas are usually preferred as donor sites. In this study, skin over the dorsal aspect of the base of the injured finger or another finger in the same area is used as a donor site. Since the donor area can be hidden beneath a ring, it was named as the 'ring graft'. The skin elasticity over this area, allows a fairly large graft. This method was performed in defects of 27 patients involving 32 fingers. Donor sites were closed primarily without any tension. Results on follow-ups of the patients were satisfactory concerning colour and texture match of the graft. We recommend the 'ring graft' as a hidden alternative donor site for resurfacing of a finger in selected cases.

Adolescent↗