Predrag Kovačević

ORCID: 0000-0002-3457-9001
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About
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Research Areas
  • Reconstructive Surgery and Microvascular Techniques
  • Reconstructive Facial Surgery Techniques
  • Nonmelanoma Skin Cancer Studies
  • Hernia repair and management
  • Breast Cancer Treatment Studies
  • Cardiac, Anesthesia and Surgical Outcomes
  • Cerebrovascular and Carotid Artery Diseases
  • Cancer and Skin Lesions
  • Organ and Tissue Transplantation Research
  • Streptococcal Infections and Treatments
  • Breast Implant and Reconstruction
  • Cutaneous Melanoma Detection and Management
  • Orthopedic Surgery and Rehabilitation
  • Abdominal Surgery and Complications
  • Anorectal Disease Treatments and Outcomes
  • Organ Transplantation Techniques and Outcomes
  • Breast Lesions and Carcinomas
  • Colorectal Cancer Surgical Treatments
  • Cancer Diagnosis and Treatment
  • Cutaneous lymphoproliferative disorders research
  • Head and Neck Surgical Oncology
  • Hedgehog Signaling Pathway Studies
  • Cleft Lip and Palate Research
  • Gastrointestinal disorders and treatments
  • Pelvic and Acetabular Injuries

University of Nis
2010-2024

Center For Reconstructive Urethral Surgery
2020

Klinički centar Niš
2003-2019

Institute for Cardiovascular Diseases of Vojvodina
2011-2012

Plastic Surgery Hospital
2009

Institut za kardiovaskularne bolesti Dedinje
1998-2006

The present study aimed to analyze the effects of addition blood phycogenic bone substitute Algipore(®) on severity in vivo tissue reaction. Initially, Fourier-transform infrared spectroscopy (FTIR) was conducted its chemical composition. subcutaneous implantation model Balb/c mice then applied for up 30 d reactions basis specialized histochemical, immunohistochemical, and histomorphometrical methods. data FTIR analysis showed that material is mainly composed hydroxyapatite with some...

10.1088/1748-6041/10/5/055007 article EN cc-by Biomedical Materials 2015-09-11

The aim was to investigate the arterial supply of sciatic, tibial, and common peroneal nerves. Thirty‐six lower limbs 18 human fetuses were studied. had been fixed in buffered formalin blood vessels injected with barium sulfate. Fetal age ranged from 12 28 weeks gestation. Microdissection fetal extremities done under ×5 magnifying lenses. sciatic nerves 10 dissected excised radiographs taken. extraneural chain nerve composed 2–6 branches inferior gluteal artery, medial circumflex femoral...

10.1002/ca.22135 article EN Clinical Anatomy 2012-12-19

Background and objectives: Quality of life (QoL) after breast cancer surgery is an important public health issue. The aim this study was to determine the relationship between levels perceived quality in patients operated on for relation type surgery, using standardized questionnaires. Materials Methods: We assessed 425 women cancer. assessment included application WHOQOL-bref (The World Health Organization Life-Bref), FACT-B (Functional Assessment Cancer Therapy-Breast) statistical analysis...

10.3390/medicina56080402 article EN cc-by Medicina 2020-08-11

Basosquamous carcinoma of the skin is a relatively rare cutaneous neoplasm that has significant metastatic potential and rate greater than basal cell squamous carcinoma. We describe use lymphatic mapping sentinel lymph node biopsy in 63-year-old man after identification basosquamous Sentinel biopsy, which standard tool to detect regional metastasis melanoma, been rarely employed The approach was successful detecting two nodal basins with minor morbidity. may be useful for certain high-risk lesions

10.5021/ad.2011.23.s1.s123 article EN Annals of Dermatology 2011-01-01

Reconstruction of a full thickness abdominal wall defect is demanding procedure for general and also plastic surgeons, requiring vigorous planning reconstruction three layers.We present case 70-year-old patient with huge tumor 40 years evolution. Surgery was performed under anesthesia. Full appeared after the resection. followed in same act. The reconstructed using combination techniques, including omental flap, fascia lata graft, local skin flaps grafts. After surgery no major complications...

10.2298/sarh1406347k article EN cc-by-nc Srpski arhiv za celokupno lekarstvo 2014-01-01

Basal cell carcinoma is the most common tumor of eyelid. In this region, reconstruction complex and damage to healthy tissue should be minimal.To define relationship between margin clearance at excision recurrence rate basal eyelid.This prospective study was conducted with 111 patients submitted surgery for eyelid 2001 2003 followed up a period five years. The were evaluated according age, site, excision.No significant association found incomplete except in under 56 years female case tumors...

10.1590/s0365-05962010000600014 article EN cc-by Anais Brasileiros de Dermatologia 2010-12-01

Abstract Background Head and neck melanoma (HNM) is specific from the anatomical etiopathogenetic aspects. In addition to morphopathological parameters, rich vascularization lymphatic drainage of head affect occurrence lymphogenic hematogenous metastases, as well metastases on both sides neck. Methods A retrospective cross-sectional study included cutaneous patients who underwent surgery at a clinical center over 10-year period. The follow-up was least 60 months. Kaplan-Meier method used for...

10.1186/s12957-020-02091-4 article EN cc-by World Journal of Surgical Oncology 2020-11-29

Extended orbital exenteration includes the removal of contents together with surrounding wall(s). Skin cancers (basal cell cancer and squamous skin cancer) arising in periorbital region could present as invasive tumours infiltrating orbit walls. We describe treatment advanced by extended exenteration. A retrospective consecutive series over a nine-year period, included 21 exenterations treated tertiary referral centre. The margins excision were clear 18. Twenty postoperative defects...

10.1080/02844310903138963 article EN Scandinavian Journal of Plastic and Reconstructive Surgery and Hand Surgery 2009-01-01

Segmental neurofibromatosis is a rare clinical finding generally with no family history and facial involvement. There are four subtypes of segmental neurofibromatosis: true segmental, localized cases deep involvement, hereditary bilateral neurofibromatosis. Here we report three patients from the same (father, son granddaughter) on face. This form hasn't noticed in literature.

10.1590/s0365-05962012000600012 article EN cc-by Anais Brasileiros de Dermatologia 2012-11-28

We report a 57 years old female patient with neck fibrosarcoma. Her main complaints consisted of hoarseness, difficulty swallowing, pain in the left side her and shoulder region, which all indicated Collet Sicard syndrome, so working diagnosis was glomus tumor Diagnostic MSCT used, characteristics radiologic finding did not indicate any paraganglioma types, although localized area carotid bifurcation, demonstrating signs extension into jugular foramen. The has been treated surgically general...

10.17305/bjbms.2011.2600 article EN cc-by Bosnian Journal of Basic Medical Sciences 2011-05-20

Squamous cell carcinoma of the skin often affects scalp and neck region has a potential for complex lymphatic metastases. The aim this study was to examine pattern drainage that would enable better insight prediction metastasis head squamous (HNSCC) in relation anatomical localization primary process.A prospective analysis included 64 patients who underwent sentinel lymph node (SLN) biopsy. biopsy performed with high-risk cutaneous between 2006 2010.SLNs tumors forehead, temporal region,...

10.26355/eurrev_202108_26536 article EN PubMed 2021-08-01

Background. Excessive resection of penile skin is a rare but important complication circumcision. Penis 'trapping' under the and consequent sexual dysfunction occur as result. Case report. circumcision with complete shown. Penis, trapped skin, was deliberated defect substituted full thickness graft. One year after surgery penis has good cosmetic appearance, adequate size function. Conclusion. Full graft option for augmentation loss in cases intact hypodermal tissue extensive loss,...

10.2298/vsp1007593i article EN cc-by-sa Vojnosanitetski pregled 2010-01-01

The aim of the study: was to compare effects intermittent and continuous infl ow occlusion on liver I/R injury in an experimental model.Method: experiment done using Wistar rats that underwent vascular occlusion.Blood tissue samples were taken parameters hepatic ischemia/reperfusion analyzed compared.Results: Serum activities ALT, AST LDH signifi cantly higher ALP activity albumin concentration markedly lower with ischemia.Also, histopathological examination revealed more severe changes...

10.4149/bll_2013_001 article EN Bratislavské lekárske listy/Bratislava medical journal 2012-01-01

Rationale: Pancreatic fistula occurs as a result of pancreatic duct disruption during acute pancreatitis. An external or pancreatico-cutaneous is defined leakage secretion through an abdominal wound previously inserted drain. If the extravasated juice walled-off by fibrous granulation tissue, pseudocyst formed. Fistulization into different surrounding hollow viscera reported. However, we present patient with spontaneous cutaneous fistulization lumbar region successfully treated...

10.1097/md.0000000000012051 article EN cc-by-nc Medicine 2018-08-01

Introduction. Leiomyomas are benign smooth muscle tumors that usually arise from the uterus. Case report. We present a patient with 6-month history of vague abdominal discomfort, occasional nausea, vomiting and urinary incontinence. On examination, there was an extremely large firm unpainfull palpable mass. Laboratory investigation revealed mild leukocytosis blood creatinine elevation. Abdominopelvic ultrasonography computed tomography massive well bordered, encapsulated intraabdominal...

10.2298/vsp1305522r article EN cc-by-sa Vojnosanitetski pregled 2013-01-01

Background:The reconstruction of fullthickness nasal alla defects is challenging procedure.Use local flaps acceptable approach.Flap based on infraorbital artery could be used for primary ala defects.Methods: The prospective study include consecutive series 15 patients with advanced skin carcinoma the and medial cheek staged T4 by TNM, in whom turn flap was used.The patient characteristics, type complications were analyzed.Results: mostly male (80%), mean age 64 years.The basal cell found...

10.5455/medarh.2013.67.450-453 article EN Medical Archives 2013-01-01

Background/Aim. Skin melanoma is one of the most malignant diseases with increasing incidence rate. Sentinel node biopsy (SNB) very important for early detection metastatic spread. The aim study was to analyze first 40 patients skin 1 4 mm Breslow thickness when SNB indicated. Methods. patient characteristics, localization primary as well histology grade were analyzed. intraoperative radiocolloid and methylene blue dye performed. Results. Complication rate after analyzed seroma found in 5%...

10.2298/vsp0908657k article EN cc-by-sa Vojnosanitetski pregled 2009-01-01

Introduction. Cleft lip and palate is a complex congenital anomaly of the orofacial system in children. Objective. The aim this study was to determine incidence live-born children with cleft and/or compared total number born period from January 1, 1990 December 31, 2007. Methods. Epidemiological investigation based on records at Hospital Gynaecology Obstetrics Clinical Centre Nis. included 61,116 children, i.e. 56,905 full-term babies. Results. registered clefts during 43 (22 boys 21 girls)....

10.2298/sarh1106298m article EN cc-by-nc Srpski arhiv za celokupno lekarstvo 2011-01-01

Pectoral major flap is one of most frequently used flaps in head and neck reconstruction. The wide attractiveness this based on secure vascular stalk made from pectoral branch thoracoacromial artery. aim study was to analyze the variations supply muscle. investigation performed 30 fetuses 20 36 gestation week both gender. For determining network samples injected with barium sulphate were subjected Spalteholtz technique, fresh cadavers where we injection Metilen blue 1% In 87% found 13 % two...

10.17305/bjbms.2008.2979 article EN cc-by Bosnian Journal of Basic Medical Sciences 2008-05-20

Background. Large defects of the abdominal wall caused by incisional hernia still represent a challenging problem in plastic, reconstructive, and surgery. For their successful tension-free repair proper selection reconstructive material is essential. In last decades, use synthetic meshes was dominant while biological autodermal grafts were rarely used. The aim study to comparatively analyse efficacy safety graft polypropylene mesh surgical treatment large defects. Methods. This prospective...

10.2298/vsp1302182s article EN cc-by-sa Vojnosanitetski pregled 2013-01-01

Treatment options for metastatic melanoma in Serbia are limited due to the lack of newly approved biologic agents and clinical studies. Also, there is a paucity data regarding treatment approaches different tertiary centers efficacy available chemotherapy protocols. The aim this study was obtain more detailed about protocols based on structured survey oncology centers.Data patients treated 2011 were analyzed from hospital databases 6 referent Serbia, survey, with focus (unresectable stage...

10.2298/vsp131014052k article EN cc-by-sa Vojnosanitetski pregled 2014-09-01
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