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[Transposition flaps for reconstruction of deep defects of the medial eyelids. Fasciocutaneous rotations- and transposition flaps and modified pure fascial transposition flap].

Tumor resection in the medial canthal area may result in deep defects with involvement of the ethmoidal bone and destruction of the lacrimal ducts. While shallow defects with little involvement of bone can be covered with the classic glabellar flap, deep defects require larger fasciocutaneous flaps from the forehead that can also be used for the reconstruction of the involved medial parts of the eyelids. The preferred techniques of the median or paramedian transposition flaps and a modified paramedian fascial flap for reconstruction of the medial orbital wall and support of the orbit are described.

Eyelid Neoplasms↗

[Reconstruction of skin defects in the eyelid and periorbital region using four triangular advancement flaps. An alternative to free skin grafts].

PURPOSE: This report presents a procedure as an alternative to free skin grafts for reconstruction of rhomboid skin defects in the lid region. METHOD: Ten consecutively treated patients were included who had skin defects after resection of eyelid tumors such as basaliomas. The skin defects were rhomboid and had the same horizontal and vertical diameter (medium 1.5 cm) and were therefore too large for a horizontal advancement flap. The defects were closed by preparation of four triangular skin flaps that were sutured crosswise into the defect. RESULTS: The procedure was adequate for reconstruction of the defect in all ten cases. There were no lid malpositions and the cosmetic results were favorable in all cases. The medium operation time was significantly shorter in comparison to free skin grafts. CONCLUSIONS: Application of free skin grafts is a standard procedure for reconstruction of anterior lamellar lid defects. Triangular transposition flaps can be a timesaving alternative with good cosmetic results.

Aged↗

[Necrosis and reconstruction of the inferior oblique muscle after removal of a wooden intra-orbital foreign body].

A 39-year-old patient presented 3 days after a bicycle accident with a progressive left periorbital inflammatory swelling and diplopia in upgaze. On the day of the accident, a cranial x-ray did not reveal a fracture or an orbital foreign body, and the 2.5 cm skin wound on the left lower eyelid was sutured. For further evaluation, computer tomography) was performed. This did not show a radio-opaque, orbital foreign body. An explorative orbitotomy was carried out and revealed a 3.7 cm long wooden fragment medial to the inferior oblique muscle (OI). The extraconal portion of OI was found to be necrotic. Complete reconstruction of the OI was not possible due to the extent of the necrosis. The residual muscle was fixated to the orbital septum. Recovery was good and the diplopia resolved after 6 months. This case emphasizes the importance of a meticulous inspection of skin wounds with a high risk of remaining wooden foreign bodies and shows the possibility of functional recovery of extraocular muscles following partial reconstruction.

Adult↗

Closure of large myelomeningocoele with Ramirez technique.

INTRODUCTION: The authors present their 7-year experience in operative closure of large open myelomeningocoele with a technique introduced by Ramirez et al. in 1986. It consists of medial advancement of bilateral bipedicled musculocutanous flap based on the latissimus dorsi and maximus gluteus without any relaxing incisions or skin grafting. RESULTS AND DISCUSSION: Thirty-five babies were operated on according to this technique on first day of life. In 16 cases, large thoracic or thoracolumbosacral defect was noted, while in further 19 newborns, lumbosacral or lumbar defect occurred. The dimensions of the entire defect ranged from 4.8x5 to 8x10.8 cm. In seven babies, the affected area had more than 50 cm(2). In all patients, three-layer tension-free closure of the dorsal wound was performed in one stage. The mean operative time was 115 min (90-195 min). All but two wounds healed uneventfully. In two babies with wide lumbosacral defects, minor skin necrosis with wound dehiscence was noted which subsequently required conservative treatment. Follow-up period ranges from 6 months to 7 years. In none of the 32 children was any late complication of the reconstructive procedure noted. CONCLUSION: Ramirez technique is a very reliable method of closure of myelomeningocoele regardless of the size of the defect and its topography. It may find a wide application in babies affected by neural tube defect.

Child↗

Repair of neglected Achilles tendon rupture using gastrocnemius fascial flaps.

BACKGROUND: Neglected Achilles tendon rupture is a rare disorder. In this article, we discuss the results of 10 patients with neglected Achilles tendon ruptures who were treated surgically. METHODS: Between 1980 and 1997, we treated 10 patients (6 men and 4 women) using gastrocnemius fascial flaps according to the method described by Lindholm. The mean age of the patients at the time of the operation was 51 years (range 38-57 years). They were followed-up for 26-192 months. RESULTS: There were significant differences between the American Orthopaedic Foot and Ankle Society (AOFAS) scale score before the operation (72.6+/-5.3) and the score at the most recent follow-up (98.1+/-2.5) (p<0.0001). On Cybex isokinetic strength testing, the peak torque deficiencies in plantar flexion ranged from 8% to 68% at the low setting and from 19% to 33% at the high setting preoperatively, and ranged from -9% to 17% at the low setting and from -13% to 23% at the high setting postoperatively. There were no re-ruptures. CONCLUSION: Our data indicate that the reconstructive technique using gastrocnemius fascial flaps can result in an excellent clinical and functional outcome.

Achilles Tendon↗

Sulcus vocalis: a review.

Sulcus vocalis is described as a groove at the free edge of the vocal fold. Different types have been described: sulcus type I is superficial and may be considered as moreless physiologic. Sulcus type IIa corresponds to a kind of vergeture along the margin of the vocal fold. Its deepness is variable but sulcus vergeture may involve deeper layers of the lamina propria. Sulcus type IIb or pounch may be considered as an open cyst. Sulcus lead to a complex glottic dysfunction with, in the same time, a glottal leakage responsible for the breathy component of the dysphonia and a stiffness of the free edge responsible for the roughness. Diagnosis may be difficult even with the help of stroboscopy and finally is sometimes done only under general anesthesia. Etiology remains controversial and the authors present arguments for each theory, acquired or congenital. Treatment options include phonosurgery and speech therapy but phonosurgery gives results often disappointing and surgical treatment must be indicated prudently and patient must be intensively informed on what he or she can expect from the treatment that is mainly an increase of the loudness of the voice.

Diagnosis, Differential↗

Treatment of large conjunctival nevus by resection and reconstruction using amniotic membrane.

BACKGROUND: Nevus of the bulbar conjunctiva is a benign pigmented lesion of the ocular surface. Unless a biopsy is required for ruling out malignant melanoma, a nevus is usually excised for cosmetic reasons only. However, with large lesions involving two or more quadrants of the bulbar conjunctiva, a total resection can be difficult. In this report, we present a case of a huge nevus treated by surgical excision and amniotic membrane transplantation for reconstruction of the bulbar conjunctiva. METHODS: A 54-year-old Japanese man was referred to our clinic with suspected malignant tumor of the bulbar conjunctiva in his right eye. A large and diffuse pigmented tumor with numerous small cysts was present mainly on the upper bulbar conjunctiva. Resection of the conjunctival tumor and amniotic membrane transplantation for reconstruction of the bulbar conjunctiva were performed. RESULTS: The histopathological diagnosis was conjunctival nevus. Epithelialization of the bulbar conjunctiva over the amniotic membrane sheet was completed 4 weeks after resection. At 44-month follow-up, there was no recurrence or any postoperative complication. CONCLUSION: Surgical resection combined with reconstruction by amniotic membrane transplantation is effective for the treatment of large conjunctival nevus.

Amnion↗

Biomechanical comparisons of anterior cruciate ligament: reconstruction procedures with flexor tendon graft.

An experimental study was conducted to compare the biomechanical characteristics of six currently available anterior cruciate ligament (ACL) reconstruction procedures with flexor digitorum profundus tendons. Forty porcine knees were divided into eight groups, of 5 knees each. In groups A, B, C, and D, the flexor tendon graft was fixed with sutures and an Endobutton, with 20-mm-wide polyester tapes and staples, with 10-mm-wide polyester tapes and an Endobutton, and with bone plugs and interference screws, respectively. In group E, the graft was fixed using a combined procedure of those in groups B and D. In group F, the graft was directly fixed with interference screws. In groups G and H, the bone-patellar tendon-bone graft was fixed with interference screws, and sutures, respectively. Each femur-graft-tibia complex specimen was tested with a tensile tester by anteriorly translating the tibia until failure. This study demonstrated that the biomechanical properties of the femur-graft-tibia complex reconstructed with the flexor tendon graft were significantly affected by synthetic fixation devices. Regarding the average maximal load of the groups with the flexor tendon graft, group B had the highest (893 N) and group C had the second highest (770 N). Groups E and A were in the third rank. Group F had the second lowest (312 N), and Group D had the lowest (230 N). The maximal load of group B was significantly greater (P < 0.01) than that of group G (656 N) with the bone-patellar tendon-bone grafts. As to clinical relevance, this study indicated that the flexor tendon graft can be an alternative substitute for the bone-patellar tendon-bone graft for ACL reconstruction, if we understand the biomechanical characteristics of each reconstruction procedure.

Animals↗

Mid-facial reconstruction after maxillectomy.

Reconstruction following extensive resection of the maxilla has been a challenging problem in the field of head and neck cancer surgery. At our institutes, maxillectomy defects have been restored based on the principles of repair involving the important concept of maxillary buttress reconstruction. Reconstruction of the zygomaticomaxillary buttress (ZMB), including the orbital floor, is essential for prevention of the malpositioning of the eyeglobe in preservation of the orbital contents. ZMB reconstruction is also important to provide a good contour of malar prominence. Pterygomaxillary buttress (PMB) reconstruction provides sufficient support for the fitting of a dental prosthesis. In patients with extensive resection of buccal soft tissue, a PMB and nasomaxillary buttress (NMB) should be reconstructed to prevent superior and posterior deviation of the alar base and oral commissure. We advocate that critical assessment of skeletal defects, as well as associated soft-tissue defects, following various types of maxillectomies is essential for a rational approach to achieve satisfactory clinical results.

Face↗

Successful reconstruction of extensive laryngotracheal strictures after inhalation burn injury: report of a case.

We report a rare case of long segmental laryngotracheal stenosis following inhalation burn injury. The patient presented 2 months after his injury with progressive stridor and dyspnea necessitating tracheostomy. A computed tomographic scan of the neck revealed stenosis extending from the vocal cords to the top of the sternum. Repair was successfully carried out with multiple surgical procedures employing hinge-flap closure tented with autogenous tissue.

Adult↗