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Abstract

The aim of this study was to evaluate the efficacy of electroacupuncture in acute and chronic phases of radial and ulnar nerve injuries in histopathological, immunohistochemical and biochemical aspects. In the study, the rabbits were divided into four groups namely acute nerve injury (ANI) group, chronic nerve injury (CNI) group, positive control (PC) group and negative control (NC) group. In the ANI, CNI and PC groups, damage was created on the nervus radialis and nervus ulnaris by applying pressure for 60 seconds using a hemostatic forceps under anesthesia. No damage was created in the NC group. Fifteen sessions of electroacupuncture were applied to the rabbits in the ANI, CNI, and NC groups every other day using LI-4 (Large Intestine Meridian-4, He Gu), LI-10 (Large Intestine Meridian-10, Shou San Li), LR-3 (Liver Meridian-3, Tai Chong), and ST-36 (Stomach Meridian-36, Zusanli) electroacupuncture points. Electroacupuncture was not applied to the rabbits in the PC group. Decapitation was performed under general anesthesia at the end of electroacupuncture applications. After the euthanasia procedure, the samples obtained were evaluated for histopathological, immunohistochemical and biochemical parameters. In conclusion, degenerative foci in the treatment groups were found to be fewer than in the PC group whereas NGF and S-100 immunoreactivity were higher in the treatment groups than in the PC group. Whereas no statistically significant difference was observed between the treatment groups and the NC group in terms of oxidative stress factors, there was a statistically significant difference between the treatment groups and the PC group. In light of all these data, we have concluded that electroacupuncture is an effective treatment method for peripheral nerve injuries.
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Authors and Affiliations

E. Polat
1
C. Gunay
1
H. Eroksuz
2
S. Yilmaz
3
E. Kaya
3
B. Karabulut
2
C. Akdeniz Incili
2

  1. Fırat University, Faculty of Veterinary Medicine, Department of Surgery, Elazig, 23100 Turkey
  2. Fırat University, Faculty of Veterinary Medicine, Department of Pathology, Elazig, 23100 Turkey
  3. Fırat University, Faculty of Veterinary Medicine, Department of Biochemistry, Elazig, 23100, Turkey
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Abstract

O b j e c t i v e s: Periapical inflammation is one of the most common pathologies within the jaws, leading to the destruction of periodontal ligaments, bone resorption and the formation of periapical granulomas or radicular cysts. The final diagnosis can be made only on the basis of histopathological examination. The aim of the study was to assess the conformity between clinical and histopathological diagnosis of inflammatory periapical lesions treated with apicoectomy.
M a t e r i a l s a n d M e t h o d s: The case histories of 52 patients subjected to surgical treatment at the Clinic of Conservative Dentistry with Endodontics between 2008 and 2018 were analyzed. Demographic data (age, gender), clinical (radiological) diagnosis, and data on the presence of sinus tracts and causal tooth were obtained from patients’ records. R e s u l t s: In the light of clinical and radiological examination, 32 (61.5%) periapical granulomas, 18 (34.6%) radicular cysts and 2 (3.9%) periapical scars were diagnosed, whereas the result of histopathological examination revealed granuloma in 34 (65.4%) cases and in 18 (34.6%) — radicular cyst. For clinical diagnosis of granuloma, the result coincided with the result of the histopathological examination in 28 cases, and in the case of cysts in 14. The analysis showed a significant relationship between the clinical and histopathological diagnoses (p <0.05).
C o n c l u s i o n s: The study emphasizes the importance of histopathological assessment for the proper diagnosis of periapical lesions.
C l i n i c a l R e l e v a n c e: The article emphasizes the high importance of histopathological examination for the correct diagnosis of chronic inflammatory periapical lesions.
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Bibliography

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Authors and Affiliations

Paweł Myciński
1
Katarzyna Dobroś
1
Tomasz Kaczmarzyk
2
Joanna Zarzecka
1

  1. Department of Conservative Dentistry with Endodontics, Institute of Dentistry, Faculty of Medicine, Jagiellonian University Medical College, Kraków, Poland
  2. Department of Oral Surgery, Institute of Dentistry, Faculty of Medicine, Jagiellonian University Medical College, Kraków, Poland

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