• Title/Summary/Keyword: breast muscle

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Poland`s Syndrome - A Case Report (Poland 증후군[1례 보고])

  • 김성준
    • Journal of Chest Surgery
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    • v.25 no.3
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    • pp.321-324
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    • 1992
  • Poland`s syndrome is very rare anomaly and typified by absence of the pectoralis major, absence or hypoplasia of the pectoralisminor, absence of costal cartilage, hypoplasia of breast and subcutaneous tissue, and brachysyndactyly. The clinical features are variable but all patients have absence of at least the sternal head of the pectoralis major muscle. The syndrome is not hereditary and is of unknown origin. Early recognition of Poland`s syndrome may give the provision of psychologic and genetic counselling for anxious parents. We have encountered a patient with this entity, and underwent successful correction.

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Volumetric change of the latissimus dorsi muscle after postoperative radiotherapy in immediate breast reconstruction with an extended latissimus dorsi musculocutaneous flap

  • Park, Tae Seo;Seo, Jung Yeol;Razzokov, Anvar S.;Choi, June Seok;Kim, Min Wook;Lee, Jae Woo;Kim, Hyun Yeol;Jung, Youn Joo;Choo, Ki Seok;Song, Kyeong Ho;Nam, Su Bong
    • Archives of Plastic Surgery
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    • v.47 no.2
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    • pp.135-139
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    • 2020
  • Background This study aimed to determine the magnitude of volume reduction of the latissimus dorsi (LD) muscle after treatment using only postoperative radiotherapy (PORTx) in patients who underwent immediate breast reconstruction using an extended LD musculocutaneous (eLDMC) flap after partial mastectomy. Methods We retrospectively reviewed 28 patients who underwent partial mastectomy and an eLDMC flap, received only PORTx, and underwent chest computed tomography (CT) 7 to 10 days after surgery and 18±4 months after the end of radiotherapy, from March 2011 to June 2016. The motor nerve to the LD was resected in all patients. One plastic surgeon performed the procedures, and the follow-up period was at least 36 months (mean, 46.6 months). The author obtained LD measurements from axial CT views, and the measurements were verified by an experienced radiologist. The threshold for statistical significance was set at P<0.05. Results A statistically significant decrease in the LD volume was found after the end of PORTx (range, 61.19%-80.82%; mean, 69.04%) in comparison to the measurements obtained 7 to 10 days postoperatively (P<0.05). All cases were observed clinically for over 3 years. Conclusions The size of an eLDMC flap should be determined considering an average LD reduction of 69% after PORTx. Particular care should be taken in determining the size of an eLDMC flap if the LD is thick or if it occupies a large portion of the flap.

Relationship of IGF-I mRNA Levels to Tissue Development in Chicken Embryos of Different Strains

  • Kita, K.;Noda, C.;Miki, K.;Kino, K.;Okumura, J.
    • Asian-Australasian Journal of Animal Sciences
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    • v.13 no.12
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    • pp.1653-1658
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    • 2000
  • Insulin-like growth factor-I (IGF-I) mRNA levels in the eyes, heart, liver and breast muscle removed from dwarf egg-type, normal egg-type and normal meat-type chicken embryos at 7, 14 and 20 days of incubation were measured. There was no influence of chicken strain on IGF-I gene expression in the eyes and liver. The IGF-I gene expression in eyes increased significantly along with the incubation period. In the liver, IGF-I gene expression at 20 days of incubation was significantly higher than that at 14 days of incubation. In the muscle, the lowest value for IGF-I gene expression was observed in meat-type chicken embryos. Regression analysis revealed that IGF-I gene expression was significantly correlated to the weights of the eyes and liver, but not the muscle. We conclude that there is little influence of strain on tissue IGF-I gene expression in chicken embryos during incubation but that tissue development in chicken embryos is nevertheless at least partly regulated by the change in IGF-I gene expression.

Effects of Dietary Gum Phospholipid on Lipid Metabolism in Broiler Chicks

  • An, B.K.;Kang, C.W.;Nishiyama, H.;Iwata, T.;Tanaka, K.
    • Asian-Australasian Journal of Animal Sciences
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    • v.13 no.4
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    • pp.506-510
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    • 2000
  • This experiment was to determine the usefulness of gum safflower phospholipid as a feed ingredient. Forty female broiler chicks were divided into four groups and fed experimental diets containing following fats and oils; beef tallow (Tallow), the blend of safflower oil and palm oil (SP-oil), gum rapeseed phospholipid (Rap-PL), or gum safflower phospholipid (Saf-PL) for 21days. There were no differences in growth performances among the treatments. Abdominal fat weight tended to be reduced in the chicks fed. phospholipids. The activity of hepatic acetyl-CoA carboxylase was significantly reduced in the Rap-PL and Saf-PL as compared to that of Tallow. Feeding dietary phospholipids resulted in a slight reduction in total fat and triglyceride contents in the breast and thigh muscles. In addition, total fat and triglyceride contents in the thigh muscle were significantly decreased by dietary Saf-PL as compared to those of Tallow. These results suggested that dietary gum phospholipids, either from rapeseed or safflower, had desirable effects of lowing abdominal and muscle fats, and could be used as a feed ingredient for broiler diets.

Anatomical Location of the Tendinous Intersections of the Rectus Abdominis Muscle in Korean Women (한국 여성의 배곧은근에서 나눔힘줄(Tendinous Intersection)의 위치)

  • Suh, Hyun Suk;Eom, Jin Sub;Lee, Taik Jong
    • Archives of Plastic Surgery
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    • v.33 no.4
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    • pp.469-473
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    • 2006
  • Purpose: The transverse rectus abdominis myocutaneous(TRAM) flap has become a reliable method for autogenous breast reconstruction. However, dissection of the tendinous intersections of rectus abdominis is technically difficult. The tendinous intersection has significant vascularity within its fascial layers raising in importance of technique in elevation. If tendinous intersections are damaged during the elevation of the rectus muscle, circulation to TRAM flap can be endangered. The purpose of this study is to evaluate the number of tendinous intersections and to predict anatomical position of the tendinous intersections. Methods: We dissected 182 consecutive TRAM flaps and measured the distance between xiphoid process and each tendinous intersection and evaluated the statistic correlation among the distance, patient's height and position of umbilicus. Results: In this study, in 30.7% of patients, two tendinous intersections were observed in one rectus abdominis muscle, in 67.7% three tendinous intersections, and in 1.6% four tendinous intersections, respectively. But there was no correlation between patient's height and the distance between xiphoid process and each tendinous intersection. Conclusion: It still remains difficult to predict the position of tendinous intersections just by topography before the dissection. Careful and meticulous dissection of the tendinous intersections is still required.

The Axillary Approach to Raising the Latissimus Dorsi Free Flap for Facial Re-Animation: A Descriptive Surgical Technique

  • Leckenby, Jonathan;Butler, Daniel;Grobbelaar, Adriaan
    • Archives of Plastic Surgery
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    • v.42 no.1
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    • pp.73-77
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    • 2015
  • The latissimus dorsi flap is popular due to the versatile nature of its applications. When used as a pedicled flap it provides a robust solution when soft tissue coverage is required following breast, thoracic and head and neck surgery. Its utilization as a free flap is extensive due to the muscle's size, constant anatomy, large caliber of the pedicle and the fact it can be used for functional muscle transfers. In facial palsy it provides the surgeon with a long neurovascular pedicle that is invaluable in situations where commonly used facial vessels are not available, in congenital cases or where previous free functional muscle transfers have been attempted, or patients where a one-stage procedure is indicated and a long nerve is required to reach the contra-lateral side. Although some facial palsy surgeons use the trans-axillary approach, an operative guide of raising the flap by this method has not been provided. A clear guide of raising the flap with the patient in the supine position is described in detail and offers the benefits of reducing the risk of potential brachial plexus injury and allows two surgical teams to work synchronously to reduce operative time.

Effects of Various Sources and Levels of Chromium on Performance of Broilers

  • Suksombat, Wisitiporn;Kanchanatawee, S.
    • Asian-Australasian Journal of Animal Sciences
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    • v.18 no.11
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    • pp.1628-1633
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    • 2005
  • Three hundred and twenty four one day old mixed sex broiler chicks were assigned at random into 9 treatment groups. The experimental design was a 3${\times}$3 factorial arrangement. During the starter period (week 1-3), chicks were fed ad libitum. A cornsoybean meal based diet contained 23% crude protein, 3,200 kcal/kg metabolizable energy (NRC, 1994), and supplemented with organic or inorganic forms of chromium. Two organic chromium products, chromium yeast (Cr-Yeast from Alltech Biotechnology Corporation Limited) and chromium picolinate (Cr-Pic) were supplemented at the rate of 200, 400 and 800 ppb. One inorganic product, chromium chloride, was supplemented at the rate of 200, 400 and 800 ppb. During the finishing period (week 4-7), the corn-soybean meal based diet contained 20% crude protein, 3,200 kcal/kg metabolizable energy (NRC, 1994), and the same levels of chromium as in the starter period were added. No significant difference was observed among treatment groups in average daily gain, feed intake, body weight gain, feed conversion ratio and mortality. The carcass percentage of broilers receiving 200 and 400 ppb organic chromium (Cr-Yeast or Cr-Pic) was significantly increased (p<0.01). In addition, the supplementation of organic chromium reduced (p<0.05) breast meat fat content but increased breast meat protein content. The addition of chromium in the diet had no effect on boneless breast, skinless boneless breast, boneless leg, skinless boneless leg but reduced percentage of sirloin muscle. Total cholesterol and triglycerides were reduced by organic Cr supplementation. Supplementation with 200 and 400 ppb of both Cr-Yeast and Cr-Pic showed the lowest total cholesterol. The effects of type of Cr on HDL and LDL were variable, however, LDL increased with increasing level of Cr supplementation. This trial indicates that organic chromium tended to improve growth performances and carcass composition, reduced total cholesterol and triglycerides. The optimum level of organic chromium supplementation was at 200 ppb.

A Study on Women's Underwear Structures by Ideal Beauty - Focused on the late period of 20th century - (이상미에 따른 여성 속옷 구성에 관한 연구(2) - 20세기 후기를 중심으로-)

  • 김지연;전혜정
    • Journal of the Korean Society of Costume
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    • v.53 no.5
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    • pp.79-95
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    • 2003
  • The purpose of this study is firstly to survey the social and cultural background of 20th century and women´s status, and to identify what the ideal body is like and what the elements of outer garment and underwear are and the techniques to incarnate the ideal beauty. Various papers are referenced for theoretical study and the elements and techniques of underwear are analyzed based on photographical materials. This paper concludes as follows. In 1960´s, ideal beauty was small bust, long legs, which showed extremely slim Mini-skirt look. Thinly or no padded brassiere were worn for small bust, and pants-style short panty girdles were popular as they used to wear pants frequently. Lycra replaced all the closures, bones, seams and gave freedom with light weight. In 1970´s, a natural human body without sex specific was in vogue. Therefore, the non-structural knits without a pad or lining or the shirts dress were widespread for a Natural look and the naturally molded brassiere or girdles were worn as the underwears. In 1980´s, the women with powerful muscle appear which emphasized liveliness and healthfulness. The body conscious represented by wide shoulder, plump breast, accented waist, small hips, and long legs has been embodied. Outer garments emphasized women power and healthy beauty with Power suit and Form-fitting style, and underwears made the breast plump with padded brassiere and emphasized waist and hips with waspie. In 1990´s, ideal beauty was slim body with big bust and the outer garments emphasized body line of women with Hourglass silhouette. Push-up bra which emphasizes the valley of breast and supports the breast upward and the control tights for slim waist, flat abdomen, small hips, and long and slim legs have been useful as underwears. Multi-functional micro-fiber has been ideal for sculpting women body.

Effects of Two Herbal Extracts and Virginiamycin Supplementation on Growth Performance, Intestinal Microflora Population and Fatty Acid Composition in Broiler Chickens

  • Ramiah, Suriya Kumari;Zulkifli, Idrus;Rahim, Nordiana Asyikin Abdul;Ebrahimi, Mahdi;Meng, Goh Yong
    • Asian-Australasian Journal of Animal Sciences
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    • v.27 no.3
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    • pp.375-382
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    • 2014
  • The competency of garlic and pennywort to improve broiler chicken growth and influence intestinal microbial communities and fatty acid composition of breast meat were studied. Two hundred forty, "day-old" chicks were randomly allocated to 4 treatment groups consisting of 6 replications of 10 chicks in each pen. The groups were assigned to receive treatment diets as follows: i) basal diet (control), ii) basal diet plus 0.5% garlic powder (GP), iii) basal diet plus 0.5% pennywort powder (PW) and iv) 0.002% virginiamycin (VM). Birds were killed at day 42 and intestinal samples were collected to assess for Lactobacillus and Escherichia coli. The pectoralis profundus from chicken breast samples was obtained from 10 birds from each treatment group on day 42 and frozen at $-20^{\circ}C$ for further analyses. Fatty acid profile of breast muscles was determined using gas liquid chromatography. Feed intake and weight gain of broilers fed with GP, PW, and VM were significantly higher (p<0.05) compared to control. Feeding chicks GP, PW, and VM significantly reduced Escherichia coli count (p<0.05) while Lactobacillus spp count were significantly higher (p<0.05) in the gut when compared to control group on day 42. Supplemented diet containing pennywort increased the C18:3n-3 fatty acid composition of chickens' breast muscle. Garlic and pennywort may be useful in modulating broiler guts as they control the enteropathogens that help to utilize feed efficiently. This subsequently enhances the growth performances of broiler chickens.