• Title/Summary/Keyword: Autopsy imaging

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Adrenal Hemorrhage in a Neonate (신생아의 부신 출혈)

  • Cho, Kyung-Ah;Yoo, Soo-Young
    • Advances in pediatric surgery
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    • v.1 no.2
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    • pp.204-208
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    • 1995
  • Neonatal adrenal hemorrhage is frequently associated with birth trauma or perinatal hypoxia. Hemorrhagic necrosis of the adrenal glands is often found at autopsy and many small lesions are usually asymptomatic. A palpable abdominal mass and jaundice are the usual presenting signs. Ultrasound is very useful in the diagnosis of this lesion; however, if the mass has mixed echoic pattern, magnetic resonance imaging (MRl) is helpful for the differential diagnosis from neuroblastoma. We present the case of a female newborn who was found to have a abdominal mass on physical examination. The patient showed anemia and hyperbilirubinemia. An ultrasonogram disclosed a $3.8{\times}3.0$ cm suprarenal mass with mixed echoic pattern. The mass was initially suspected to be neuroblastoma. An abdominal computed tomogram was not able to differentiate the mass. Magnetic resonance imaging revealed markedly increased signal intensity on T1 and T2-weighted sequences. This finding was consistent with adrenal hemorrhage. Serial sonogram demonstrated the mass that resolved completely by 12 weeks of age.

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Renomedullary Interstitial Cell Tumor Mimicking Renal Cell Carcinoma: A Case Report (신세포암으로 오인한 신수질 간질세포 종양: 증례 보고)

  • Hyunji Oh;Sung Bin Park;Tae-Jin Lee;Byung Hoon Chi;Hyun Jeong Park;Eun Sun Lee
    • Journal of the Korean Society of Radiology
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    • v.83 no.6
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    • pp.1412-1417
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    • 2022
  • Renomedullary interstitial cell tumors are often incidentally identified either upon autopsy or kidney resection for other reasons. However, rare renomedullary interstitial cell tumor cases resulting in a clinical symptomatic mass have been reported. We present a case of renomedullary interstitial cell tumor that was manifested as an incidentally detected renal mass and mimicked renal cell carcinoma on the imaging features.

A Case of Hepatic Hemangioma Detected by Blood Pool Scan with $^{99m}Tc$ Human Serum Albumin ($^{99m}Tc$-albumin 혈관조영술(血管照影術)로 진단(診斷)한 간혈관종(肝血管腫)의 일례(一例))

  • Yoon, Hwi-Joong;Moon, Hee-Bum;Kwon, In-Soon;Choi, Kang-Won;Kim, Chung-Yong;Koh, Chang-Soon
    • The Korean Journal of Nuclear Medicine
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    • v.13 no.1_2
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    • pp.73-76
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    • 1979
  • A case of hepatic hemangioma is presented in which blood pool imaging by $^{99m}Tc$-HSA provided a definite diagnostic clue. Cavernous hemangiomas are the most common benign tumor of the liver. But the majority of them are asymptomatic and are found incidentally at laparotomy or autopsy. Selective hepatic arteriogrophy has been the most helpful technique for the preoperative diagnosis. Recently radioisotope scan and ultrasonogram proved to be a new, definite and non-invasive diagnostic procedure.

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Uniqueness of radiographic patterns of the frontal sinus for personal identification

  • Patil, Neha;Karjodkar, Freny R.;Sontakke, Subodh;Sansare, Kaustubh;Salvi, Rohini
    • Imaging Science in Dentistry
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    • v.42 no.4
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    • pp.213-217
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    • 2012
  • Purpose: This study was performed to evaluate the uniqueness and reliability of the frontal sinuses by comparing various patterns of frontal sinus as observed on Waters' radiographs for individual identification. Materials and Methods: Three Waters' radiographs of 100 individuals, taken on day one, after 6-8 months, and one radiograph with a slight variation in angulation, to mimic conditions out in the field or during autopsy. Three observers were randomly given radiographs from all there packets for comparisons and identification, by the method of superimposition and individual uniqueness. Results: The comparative identification by superimposition of the frontal sinus was 100% positive. The size, shape, unilateral or bilateral presence, absence, and septa were observed to be unique in each case; neither had the measurements changed over a period of time. Conclusion: The need to establish a reliable, low-cost, and easily reproducible method for human identification prompted the elaboration of technical, precise, and accessible parameters, such as the evaluation of the area, asymmetry, and shape of the frontal sinus. Comparison among each of the frontal sinuses of the 100 people in the sample revealed that no two sinuses are the same, that is, the sinus is unique to each individual.

A Case of Thromboembolism Occurred in Dog with Immune-Mediated Hemolytic Anemia (면역매개성 용혈성 빈혈 이환견에 발생한 혈전색전증 1례)

  • Lee, Chang-Surk;Jun, Hyung-Kyou;Cho, Sung-Nam;Lee, Jung-Youn;Lee, Sang-Eun;Song, Kun-Ho;Lee, Young-Won;Choi, Ho-Jung;Park, Seong-Jun;Cho, Sung-Whan
    • Journal of Veterinary Clinics
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    • v.24 no.2
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    • pp.255-259
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    • 2007
  • A 6-year-old, intact male, mongrel dog with yellowish urine, anorexia, depression was referred to the Veterinary Medical Teaching Hospital of the Chungnam National university. Immune mediated hemolytic anemia (IMHA) was diagnosed by clinical signs, physical examination, laboratory tests (CBC, serum chemistry, Coombs' test, autoagglutination test and urinalysis) and diagnostic imaging (X-ray and ultrasonography). Clinical signs were improved after combined immune-suppressive therapy (prednisolone and cyclosporine) and prophylactic heparin therapy. A thrombus ($4cm{\times}1cm$) was observed in the right ventricle by autopsy. Combined therapy and supportive care (antithrombolytic agent and acupuncture) were effective in a dog with IMHA.

Anti-obesity effects of Tenebrio molitor larvae powder in high-fat diet-induced obese mice

  • Park, Bo Mi;Lim, Hyung Ju;Lee, Bong Joo
    • Journal of Nutrition and Health
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    • v.54 no.4
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    • pp.342-354
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    • 2021
  • Purpose: Obesity is a serious public health issue for the modern society and is considered a chronic health hazard. There are many surgical and pharmacological approaches to treat obesity. However, various potentially hazardous side effects remain the biggest challenge. Therefore, diets based on foods derived from natural products have gained increasing attention compared to anti-obesity drugs. Recently, research on edible insects as a food source has been a topic of considerable interest in the scientific communities. This study examined the anti-obesity effects of ingesting an edible insect by feeding a high-fat diet (HFD)-induced obese mouse models with a diet containing Tenebrio molitor larvae powder (TMLP). Methods: Six-week-old female C57BL/6J mice were divided into 4 groups according to treatment: 100% normal diet (ND), 100% HFD (HFD), HFD 99% + TMLP 1% (TMLP), and HFD 97% + TMLP 3% (TMLP 3%). TMLP was added to the HFD for 6 weeks for the latter two groups. Results: Compared to the HFD group, mice in the TMLP group showed weight loss, and micro-computed tomographic imaging revealed that the volume of the adipose tissue in the abdominal area also showed significant reduction. After an autopsy, the fat weight was found to be significantly reduced in the TMLP group compared to the HFD group. In addition, the degree of fat cell deposition in the liver tissue and the size of the adipocytes significantly decreased in the TMLP group. Reverse transcription polymerase chain reaction analysis for the mRNA expression of adipogenesis-related genes namely CCAAT-enhancer-binding proteins (C/EBP-β, C/EBP-δ), and fatty acid-binding protein 4 (FABP4) showed that the expression levels of these genes were significantly reduced in the TMLP group compared to the HFD group. Serum leptin level also decreased significantly in the TMLP group in the comparison with the HFD group. In addition, total cholesterol, triglyceride, and glucose levels in mouse serum also decreased in the TMLP group. Conclusion: Taken together, our results showed that TMLP effectively inhibited adipocyte growth and reduced body weight in obese mice.