• 제목/요약/키워드: cyst cell

검색결과 231건 처리시간 0.025초

Pyometra and Serosal Inclusion Cysts of the Uterus in a Bitch (개에서 발생한 자궁축농증과 장막성 낭포 1예)

  • Lee, Jun-Am;Kim, Ill-Hwa;Jang, Dong-Woo;Mo, In-Pil;Kang, Hyun-Gu
    • Journal of Veterinary Clinics
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    • 제30권4호
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    • pp.305-309
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    • 2013
  • Pyometra is a diestrual, chronic disease process with acute manifestations in the adult, ovary-intact bitch. Serosal inclusion cysts develop during postpartum involution as mesothelium becomes trapped during rapid uterine contraction. A 10-year-old golden retriever bitch presented with lethargy, anorexia, tachypnea, abdominal distention, and abnormal vaginal discharge. Radiographic, ultrasound, and laboratory examinations were performed. On ultrasound examination, the uterus was distended by fluid containing echogenic "snow storm" particles; cystic structures containing anechoic fluid were found adjacent to the body of the uterus. Leukocytosis, neutrophilia, and anemia were diagnosed by a complete blood cell count. The initial diagnosis was pyometra, and an ovariohysterectomy was performed. Macroscopically, the uterine body and horns were expanded and partially adhered to the abdominal wall; numerous cysts containing clear fluid protruded over the entire surface of the uterus. Escherichia coli that was sensitive to enrofloxacin, was cultured from the lumen of the uterus. Histopathological assessment confirmed a final diagnosis of pyometra and serosal inclusion cysts of the uterus.

A Case of Branchio-Otic Syndrome (아가미귀 증후군 1예)

  • Hong, Jeong-Joo;Shin, Yoo-Seob;Kim, Yun-Tae;Kim, Chul-Ho
    • Korean Journal of Head & Neck Oncology
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    • 제27권1호
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    • pp.84-87
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    • 2011
  • Branchio-otic syndrome(BOS) is a relatively uncommon genetic malformation associated with dysmorphogenesis of the first and second branchial arches and is characterized by branchial fistulae, congenital preauricular fistulae, and anomalies of the pinnae, external, middle, and inner ears, accompanied by hearing loss. Recently, we experienced a case of BOS in a 10 years old female patient and report this case with a review of literature. 10-year-old girl presented with hearing impairment, bilateral preauricular fistula and cervical fistula. The pure tone audiometry revealed that she had 60dB sensorineural hearing loss on right side and 90dB mixed hearing loss on left. Bilateral branchial fistula was found on the neck CT scan and bilateral ossicular and cochlear abnormality combined with enlarged internal auditory canal was noted on the temporal bone CT scan. To investigate the association with EYA1 gene, we performed DNA sequncing with peripheral white blood cell and found the point mutations on Exon 7, 12 and 16 of EYA1 gene. The preauricular fistula and branchial fistula was excised surgically and hearing aid was applied on her left side. There was no sign of fistula recurrence for seven years after the surgery.

An unusual de novo duplication 10p/deletion 10q syndrome: The first case in Korea

  • Lee, Bom-Yi;Park, Ju-Yeon;Lee, Yeon-Woo;Oh, Ah-Rum;Lee, Shin-Young;Choi, Eun-Young;Kim, Moon-Young;Ryu, Hyun-Mee;Park, So-Yeon
    • Journal of Genetic Medicine
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    • 제12권1호
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    • pp.49-56
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    • 2015
  • We herein report an analysis of a female baby with a de novo dup(10p)/del(10q) chromosomal aberration. A prenatal cytogenetic analysis was performed owing to abnormal ultrasound findings including a choroid plexus cyst, prominent cisterna magna, and a slightly medially displaced stomach. The fetal karyotype showed additional material attached to the terminal region of chromosome 10q. Parental karyotypes were both normal. At birth, the baby showed hypotonia, upslanting palpebral fissures, a nodular back mass, respiratory distress, neonatal jaundice and a suspicious polycystic kidney. We ascertained that the karyotype of the baby was 46,XX,der(10)($pter{\rightarrow}q26.3::p11.2{\rightarrow}pter$) by cytogenetic and molecular cytogenetic analyses including high resolution GTG-and RBG-banding, fluorescence in situ hybridization, comparative genomic hybridization, and short tandem repeat marker analyses. While almost all reported cases of 10p duplication originated from one of the parents with a pericentric inversion, our case is extraordinarily rare as the de novo dup(10p)/del(10q) presumably originated from a rearrangement at the premeiotic stage of the parental germ cell or from parental germline mosaicism.

Microsurgery of the Laryngeal Lesions (Suspenison Laryngoscope에 의한 후두병 변의 진단 및 치험례)

  • 장인원;이종원;권영춘;정규화;정종진
    • Proceedings of the KOR-BRONCHOESO Conference
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    • 대한기관식도과학회 1978년도 제12차 학술대회연제 순서 및 초록
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    • pp.7.1-7
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    • 1978
  • The microsurgery of the laryngeal lesions was introduced by Kleinsasser in 1965. This has been utilized for diagnosis, surgical management and education of the laryngeal lesions. The laryngomic-roscopic technique appear to be useful in the evaluation of the lesions which may be precancerous, since minor degrees of epithelial thickening and alterations in the pattern of fine vessels beneath the epithelium may be observed with greater clarity. With suspension laryngoscopy, the authors experienced 11 cases of the laryngeal lesions: polyp (4 cases), web formation between false cords and true cords (1), papilloma (4), laryngeal trauma (1), and squamous cell carcinoma (1).

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Molecular probe for identification of cysts of resting cyst of PSP-producer Alexandrium tamarense (Dinophyceae) (분자생물학적 방법을 이용하여 마비성 패류 독소를 생산하는 알렉산드륨 타마렌스 시스트 탐색)

  • Cho, Eun-Seob
    • Journal of Life Science
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    • 제13권2호
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    • pp.163-167
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    • 2003
  • Identification of species within the toxin-producing genus Alexandrium is vital for biotoxin monitoring and mitigation decisions regarding shellfish industry. In particular, the discrimination of resting cysts of only A. tamarense from that of Alexandrium spp. is considerable important to fundamentally monitor and predict this species before vegetative cells occur in the nature. Fluorescent cTAM-F1 DNA probe was responsible to not only binding the activity of the vegetative cells in A. tamarense, but also to the resting cysts, which was treated with methanol after fixation and stained by primuline on the surface The location of fluorescence in cultured vegetative cells and resting cysts was almost at tile bottom of the nucleus. The optimal incubation temperature and time using in situ hybridization were 50-$54^{\circ}C$ and 40-60 min, respectively, to penetrate the DNA probe into cell.

A Case of Thymolipoma Simulating Cardiomegaly (심장비대와 감별이 필요했던 흉선지방종 1예)

  • Ju, Hun Su;Kim, Sang Ha;Kim, Jung Kwon;Hong, Tae Won;Lee, Nak Won;Yong, Suk Joong;Shin, Kye Chul;Lee, Kwang Gil;Lee, Won Yeon
    • Tuberculosis and Respiratory Diseases
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    • 제56권1호
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    • pp.103-108
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    • 2004
  • Thymolipoma is rare benign tumor of the thymic gland and mostly occurs at anterior mediastinum. Thymolipoma comprises 2~9% of thymic tumor and less than 1% of mediastinal mass. Therefore, thymolipoma should be differentiated from anterior mediastinal tumor such as thymoma, germ cell tumor and lymphoma. These tumors resemble cardiomegaly, pleural effusion, basal atelectasis, pericardial tumor and cyst, pleural tumor, lung cancer and pulmonary sequestration, and differentiated from above mentioned diseases. Though most cases are asymptomatic, there can be dyspnea with compression of adjacent organ by mass effect, and myasthenia gravis. We experienced a thymolipoma simulating cardiomegaly and report the case with the review of literatures.

Cytopathic Change and Inflammatory Response of Human Corneal Epithelial Cells Induced by Acanthamoeba castellanii Trophozoites and Cysts

  • Sohn, Hae-Jin;Seo, Ga-Eun;Lee, Jae-Ho;Ham, A-Jeong;Oh, Young-Hwan;Kang, Heekyoung;Shin, Ho-Joon
    • Parasites, Hosts and Diseases
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    • 제57권3호
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    • pp.217-223
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    • 2019
  • Acanthamoeba castellanii has ubiquitous distribution and causes primary acanthamoebic keratitis (AK). AK is a common disease in contact lens wearers and results in permanent visual impairment or blindness. In this study, we observed the cytopathic effect, in vitro cytotoxicity, and secretion pattern of cytokines in human corneal epithelial cells (HCECs) induced by A. castellanii trophozoites and/or cysts. Morphological observation revealed that panked dendritic HCECs co-cultured with amoeba cysts had changed into round shape and gradually died. Such changes were more severe in co-culture with cyst than those of co-cultivation with trophozoites. In vitro cytotoxicity assay revealed the highest cytotoxicity to HCECs in the co-culture system with amoeba cysts. A. castellanii induced the expression of $IL-1{\alpha}$, IL-6, IL-8, and CXCL1 in HCECs. Secreted levels of $IL-1{\alpha}$, IL-6, and IL-8 in HCECs co-cultured with both trophozoites and cysts were increased at an early incubation time (3 and 6 hr). These results suggested that cytopathic changes and pro-inflammatory cytokines release of HCECs in response to A. castellanii, especially amoebic cysts, are an important mechanism for AK development.

Renal Epithelioid Angiomyolipoma with Epithelial Cysts Mimicking Cystic Renal Cell Carcinoma: A Case Report of Combination of Two Rare Entities (상피낭종을 동반한 신장의 상피모양 혈관근지방종: 두 희귀 질환의 조합에 대한 증례 보고)

  • Sang Hoon Lee;Jeong Sub Lee;Jeong Jae Kim;Su Yeon Ko;Kyung Ryeol Lee;Im Kyung Hwang;Chang Lim Hyun
    • Journal of the Korean Society of Radiology
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    • 제83권5호
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    • pp.1109-1115
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    • 2022
  • Renal angiomyolipomas (AMLs) are typically solid tumors, but there have been few reports of a rare cystic variant of AML. AML with epithelial cysts, where the epithelial cyst has a cuboidal epithelial lining, account for the majority of them. Next, epithelioid AML (EAML) with cystic changes due to hemorrhage and necrosis, which is composed of epithelioid cells with abundant eosinophilic cytoplasm, have also been reported. These rare cystic types of AML can be mistaken for other cystic tumors, such as cystic renal cell carcinoma, in preoperative imaging. We report the imaging findings of a rare case of EAML with epithelial cysts.

Sex Differentiation of the Black Sea Bream, Acanthopagrus schlegeli (Bleeker) (감성돔, Acanthopagrus schlegeli (Bleeker)의 성분화)

  • Lee, Young-Don;Kang, Beob-Se;Lee, Jung-Jae
    • Korean Journal of Ichthyology
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    • 제6권2호
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    • pp.237-243
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    • 1994
  • This work was conducted to study sex differentiation in the black sea bream, Acanthopagrus schlegeli (Bleeker), using a histological method for the appearance of primordial germ cell, formation of primitive gonads, differentiation of female and male from newly hatched larva to the ovotestis stage of fish. The 3~4 primordial germ cells of $6.8{\sim}7.2\;{\mu}m$ in size, which were buried under fibrous mesenchymal tissue between gut duct and notochord of pre-larva with a total length (T.L.) of 2.4 mm at 3 days after hatching. The proto-gonial cells were located in the epithelium of the coelom attached with pigment cells of juvenile with 6.4 mm in T.L. at 21 days after hatching. In juvenile of 20.8 mm in T.L. at 59 days after hatching, the proto-gonial cells were migrated to the retro-peritoneum through the lineshaped primitive gonad composed of fibrous mesenchymal tissue. In juvenile of 7.8 em in T.L. at 186 days after hatching, the mitotic division of proto-gonial cell appeared in the lineshaped primitive gonad having many eosinophilic granule cells and abundant fibrous connective tissue. In juvenile of 9.5 em in T.L. at 254 days after hatching, the gonad was occupied by abundant fibrous connective tissue, bundles of spermatocyte and spermatid. In juvenile of 10.5 cm in T.L. at 13 months after hatching, the gonad was divided into cortical layer and medullary layer. The former was composed of bundles of a few spermatocytes and proto-gonial cells, the latter was filled with the fibrous mesenchymal tissue and a few proto-gonial cells. In juvenile of 14.7 em in T.L. at 16 months after hatching, the gonad was separated into ovarian part and testicular part by the fibrous connective tissue. The ovarian part is consisted of ovarian cavity and oocytes of perinucleolus stage. The testicular part was occupied by spermatogonia in the cyst.

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Developmental features of Ichthyophthirius multifiliis, a parasitic ciliate of cultured fish (백점충, Ichthyophthirius multifiliis의 발달 단계별 특성)

  • Ji, Bo-Young;Kim, Ki-Hong;Park, Soo-Il
    • Journal of fish pathology
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    • 제9권1호
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    • pp.21-31
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    • 1996
  • Concerned to the Ichthyophthiriasis of aquacultural fishes, the developmental features of Ichthyophthirius multifiliis were studied in cultured Korean catfish, Silurus asotus, and rainbow trout, Oncorhynchus mykiss. In the morphological observation, the parasite developed on two kinds of parasitic and non-parasitic phases with 6 developmental stages termed phoront, trophont, protomont, tomont, tomite, and therone. The $60{\times}40-100{\times}70{\mu}m$ fusiform or spherical phoront for the invading stage has 34-38 meridional kineties and begins to develope buccal apparatus. The 80-$800{\mu}m$ spherical or amoeboid trophont for the vegetative stage has a horseshoe shape macronucleus, a inconspicuous cytostome and developmental contractile vacuoles. The 200-$800{\mu}m$ spherical protomont for the encysting stage has a inconspicuous macronucleus, abundant contractile vacuoles; and a fine gelatinous exocyst is exuded, the baccal apparatus begins to resorb. The tomont for the encysted dividing stage has a thick cyst wall, and the buccal apparatus is resorbed completely. A small 35-$50{\mu}m$ spherical tomite for each daughter cell has a cytostome end the conspicuous oral apparatus. The $25{\times}20-60{\times}40{\mu}m$ fusiform theront for the infective stage possesses a perforatorium in the anterior end, a cytostome in the mid-point respectively and has 34-38 meridional kineties. In the experiments of the reproductive, the excysted time is related to water temperature. Tomitogenesis takes 10-14 hours at $28^{\circ}C$, 12-15 hours at $26^{\circ}C$, 16-18 hours at $22^{\circ}C$, 24-28 hour at $18^{\circ}C$, 26-51 hours at $14^{\circ}C$, and 129 hours at $9^{\circ}C$ respectively.

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