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Therapy by traditional veterinary medicine in a case with canine fibrocartilaginous embolic myelopathy
2011
Park, H.J., Chungnam National University, Daejeon, Republic of Korea | Lim, S.J., Chungnam National University, Daejeon, Republic of Korea | Lee, S.H., Chungnam National University, Daejeon, Republic of Korea | Chung, D.W., Chungnam National University, Daejeon, Republic of Korea | Choi, J.H., Chungnam National University, Daejeon, Republic of Korea | Song, K.H., Chungnam National University, Daejeon, Republic of Korea | Lee, Y.W., Chungnam National University, Daejeon, Republic of Korea | Choi, H.J., Chungnam National University, Daejeon, Republic of Korea | Kim, D.H., Chungnam National University, Daejeon, Republic of Korea
A 6-year old, female, Schnauzer dog with chief complaint of tetraparesis was referred to the Veterinary Medicine Teaching Hospital of Chungnam National University. On physical examination, neulologic examinations and magnetic resonance imaging, this patient was diagnosed into fibrocartilaginous embolic myelopathy. Although conventional treatment such as prednisolone, cefotaxime and enrofloxacin revealed no improvement, this patient showed favorable therapeutic response by combined therapy with aquapuncture with prednisolone, modified moxibustion, herbal medicine and massage.
Show more [+] Less [-]Awareness effects by aquapuncture with dexamethasone in tiletamine/zolazepam anesthetized dogs
2011
Park, H.J., Chungnam National University, Daejeon, Republic of Korea | Song, K.H., Chungnam National University, Daejeon, Republic of Korea | Kim, D.H., Chungnam National University, Daejeon, Republic of Korea
Awareness effect of aquapuncture with dexamethasone on GV-26 was studied in tiletamine/zolazapam anesthetized six healthy crossbred dogs using a randomized cross-over experimental study design. After anesthesia by tiletamine/zolazapam, 0.1 mg dexamethasone was injected on GV-26 at 20 min in the experimental group. For the control group, 0.1 mg dexamethasone was injected on the quadriceps femoralis. A significant difference was evident in the sedation score between groups at 60 and 90 min (p less than 0.05). A significant difference was also evident in the analgesia score at 50 and 60 min (p less than 0.05). At 90 min, all dogs in the experimental group responded strongly to pain (p less than 0.01). Head up time, sternal recumbent time, standing time, and walking time was shorter in the experimental group, but the difference from the control group was statistically significant only for head up time and walking time (p less than 0.05). GV-26 acupuncture with dexamethasone is useful for awareness effects after anesthesia.
Show more [+] Less [-]Central diabetic insipidus associated with suspected pituitary gland tumor in a dog
2011
Lee, K.I., Konkuk University, Seoul, Republic of Korea | Park, H.M., Konkuk University, Seoul, Republic of Korea
A 12-year-old spayed female Yorkshire terrier dog was presented with two-weeks history of lethargy, mental dullness and polydipsia. Neurologic examination revealed proprioceptive defect of all limbs and loss of swallowing gag reflex. The dog revealed persistent dehydration, hypernatremia, hyperosmolarity and hyposthenuria. On magnetic resornance imaging (MRI), the mass were heterogeneous signality on T1 weighted images, hyperintense signality on T2 weighted image with contrast enhancement on hypothalamohypophyseal lesion. Based on these findings, the dog was suspected as having pituitary gland tumor. Through water deprivation test and response to desmopressin acetate (1-deamino-8-Darginine, DDAVP), this case was diagnosed by central diabetes insipidus (CDI). This paper reports the clinical sign, MRI, response to the exogenous antidiuretic hormone of CDI due to suspected pituitary tumor in a dog and DDAVP administration was evaluated effective therapy to correct hypernatremia induced by CDI.
Show more [+] Less [-]Discoid lupus erythematosus (DLE) in a juvenile Alaskan Malamute dog
2009
Kim, H.J., Konkuk University, Seoul, Republic of Korea | Yoo, J.H., Konkuk University, Seoul, Republic of Korea | Kim, J.W., Konkuk University, Seoul, Republic of Korea | Park, C., University of California at Davis, Davis, CA, USA | Lim, C.Y., Konkuk University, Seoul, Republic of Korea | Lee, J.H., Konkuk University, Seoul, Republic of Korea | Quan, Fu-Shi, The Catholic University of Korea, Seoul, Republic of Korea | Park, H.M., Konkuk University, Seoul, Republic of Korea
Discoid lupus erythematosus (DLE) is an immune-mediated skin disease which requires histopathology and immunohistopathology in both dogs and humans. A 10-month-old, intact female Alaskan Malamute presented for depigmentation, swelling, alopecia, erythema, and crusting on the bridge of the nose and the nasal planum. Cytological examination of nasal lesions revealed numerous cocci and neutrophils. Histopathological features included of infiltration of mononuclear cells at the dermoepidermal junction. Direct immunofluorescence tests and immunohistochemistry exhibited positive IgG, IgM, IgA, CD3, CD18, and CD 79a on the epidermal basement membranes and around adnexal glands. This case indicates both T cells and B cells are related to mechanism of canine DLE. This case report describes advanced diagnostic tests and clinical outcome with immume suppressive therapy in a rare juvenile canine DLE case.
Show more [+] Less [-]Hypoparathyroidism in a diabetic dog
2009
Lee, H.J., Chungnam National University, Daejeon, Republic of Korea | Lim, S.J., Chungnam National University, Daejeon, Republic of Korea | Lee, S.H., Chungnam National University, Daejeon, Republic of Korea | Song, E.S., Chungnam National University, Daejeon, Republic of Korea | Song, K.H., Chungnam National University, Daejeon, Republic of Korea
A miniature schnauzer (8 years old, male castrated), diagnosed as diabetes mellitus 6 months ahead, were referred to the Veterinary Medical Teaching Hospital of our University with hindlimb stiffness, facial rubbing and tetany. Serum chemistry showed severe hypocalcemia, hypomagnesemia, and measured iPTH (intact pharathyroid hormone) concentration was low (less than 3.0 pmol/L). Consistent rate injection of calcium gluconate (282 mg/kg over 30 min) resulted in prompt relief of the tetany. Then typical treatment for hypoparathyroidism (calcium gluconate and dihydrotachysterol per os) with magnesium administration could control the neuromuscular signs. Diabetes mellitus is being controlled by insulin therapy and prescription diet. Hypomagnesemia in diabetic dog may be induced hypoparathyrodism.
Show more [+] Less [-]Rhabdoid tumor in the gluteal region of a Shit-tzu dog
2009
Chung, J.Y., Daegu Polytechnic College University, Daegu, Republic of Korea | Do, S.H., Konkuk University, Seoul, Republic of Korea
Rhabdoid tumor is an aggressive neoplasm of animals and human. It is similar with rhabdomyosarcoma histopathologically. But cellular origin of this neoplasm showed no striated muscle origin by immunohistological and ultrastructural studies. Castrated male Shit-tzu dog, 6 years old, had a mass in the left gluteal region near to the tail. The mass was examined histopathologically and immunohistologically. Histopathologically, the tumor was consisted of large polygonal cell with abundant eosinophilic cytoplasm. The nuclei in some cells were marked eccentrically located. Immunohistochemically, many neoplastic cells were positive for vimentin. These findings were similar to histopathological and immunohistological features of human rhabdoid tumor and few rhabdoid tumors in animals.
Show more [+] Less [-]Medical imaging and immunohistochemical diagnosis of gastrointestinal stromal tumor originated from colon in a dog
2008
Choi, J.H. (Haemaru Referral Animal Hospital, Seongnam, Republic of Korea) | Kim, H.W. (Haemaru Referral Animal Hospital, Seongnam, Republic of Korea) | Lee, H.K. (Haemaru Referral Animal Hospital, Seongnam, Republic of Korea) | Kim, J.Y. (Seoul National University, Seoul, Republic of Korea) | Yoon, J.H. (Seoul National University, Seoul, Republic of Korea), E-mail: heeyoon@snu.ac.kr
Gastrointestinal stromal tumor (GIST) is one of the mesenchymall tumors originated from gastrointestinal submucosa. A 10 year-old, male, mixed breed dog with persistent diarrhea, anorxia and lethargy was referred to Haemaru Animal Referral Hospital. Large mass originated from the transverse colon was observed and large amount of ascites and free gas were found on abdominal radiography and ultrasonography. The ascites was septic exudate mixed with bacteria that consisted with intestinal perforation. These was no metastatic lesion. This mass was tentatively diagnosed as adenocarcinoma, leiomyosarcoma (LMS) and lymphosarcoma and surgical resection and histilogical examination were planned. However, according to owner's request, the patient was euthanized and then the necropsy was performed. About 10 cm sized mass originated from the cecum, ascending colon and transverse colon was adhered to surrounding mesentery and the perforation and large amount of asicites were observed. GIST was suspected on histopathologic examination and confirmed according to CD117 expression in immunohistochemistry. GIST, derived from interstitial cells of Cajal, can be distinguished from LMS and leiomyoma (LM) on the basis of expression of CD117 (KIT) immunohistochemically. GIST has a different biological behavior and clinical course compared with LMS and LM, therefore definite diagnosis for GIST using immunohischemistry is clinically important to predict the precise prognosis of the patient.
Show more [+] Less [-]Diagnostic imaging of portosystemic shunts in 43 dogs
2008
Choi, J.H. (Haemaru Referral Animal Hospital, Seongnam, Republic of Korea) | Kim, H.W. (Haemaru Referral Animal Hospital, Seongnam, Republic of Korea) | Jang, J.Y. (Haemaru Referral Animal Hospital, Seongnam, Republic of Korea) | Kim, J.Y. (Seoul National University, Seoul, Republic of Korea) | Yoon, J.H. (Seoul National University, Seoul, Republic of Korea), E-mail: heeyoon@snu.ac.kr
Portosystemic shunt (PSS) was diagnosed in 43 dogs by mesenteric portogram from January, 2002 to June 2007 in Haemaru referral animal hospital. PSS was found in various breeds including Maltese, Miniature Schnauzer and Yorkshire Terrier and there was no predisposition in gender. In laboratory parameters, mean cell volume was lower than normal value in single shunt and alanine aminotransferase was higher than normal range in multiple shunts with clinical significance. Cystic calculi were found in over 50% dogs with PSS and even in 70.8% dogs with single shunt. In 81% dogs with PSS, extrahepatic single shunt such as portocarval type and portoazygous type was identified. Extrahepatic multiple shunt and intrahepatic single shunt were observed in 4 dogs, respectively. Gradual attenuation using ameroid constrictor was applied to 35 dogs with extrahepatic single shunt and the prognosis of these dogs were good except two dogs, which showed poor prognosis because of acquired multiple PSS and renal disease unrelated with PSS, respectively.
Show more [+] Less [-]A T-cell type multicentric lymphoma affecting central nervous system in a Cocker Spaniel dog
2008
Kim, J.W. (Konkuk University, Seoul, Republic of Korea) | Jung, D.I. (Konkuk University, Seoul, Republic of Korea) | Kang, B.T. (Konkuk University, Seoul, Republic of Korea) | Yoo, J.H. (Konkuk University, Seoul, Republic of Korea) | Park, C. (University of California, Davis, California, USA) | Kim, D.Y. (University of Missouri-Columbia, Columbia, USA) | Park, H.M. (Konkuk University, Seoul, Republic of Korea), E-mail: parkhee@konkuk.ac.kr
A 4-year-old female Cocker spaniel was presented with respiratory distress and abdominal distension. Pleural effusion, ascites, hepatosplenomegaly, and superficial lymphadenopathy were observed and multicentric lymphoma was diagnosed by cytological examination. Immunophenotyping of lymph node and bone marrow using polymerase chain reaction for antigen receptor rearrangement identified a stage V lymphoma origination from T-cell. Despite of systemic chemotherapy using L-asparagenase, vincristine, cyclophoaphamide and prednisolone, neurologic deficits came out and progressed. Cerebrospinal fluid analysis revealed neoplastic lymphocytic pleocytosis indicating central nervous system involvement of lymphoma. The postmortem diagnosis was confirmed based on the histology and imunohistochemistry.
Show more [+] Less [-]A case of granulomatous meningoencephalomyelitis in a dog
2008
Jung, J.Y. (Cheju National University, Jeju, Republic of Korea) | Jo, S.H. (Cheju National University, Jeju, Republic of Korea) | Kang, Y.H. (ShinJeju Animal Clinic, Jeju, Republic of Korea) | Kim, J.H. (Cheju National University, Jeju, Republic of Korea), E-mail: kimjhoon@cheju.ac.kr
Granulomatous meningoencephalomyelitis (GME) is a sporadic, idiopathic, non suppurative inflammatory disease of the canine central nervous system. GME appears to have a worldwide distribution and to occur mostly in young to middle-age dogs of small breeds. A 6-year-old female mixed dog with wry neck, ataxia and rolling was submitted to the Cheju National University for diagnosis. Grossly, in the brain, cerebrospinal fluid was mildly increased and dilatation of the subarachnoid blood vessels was observed. Histopathologically, the lesions were characterized by perivascular cuffs of lymphocytes, various numbers of macrophages and plasma cells in the brainstem and cerebral white matter. Numerous granuloma composed of lymphocytes and histiocytes were scattered throughout the brainstem. Two malacic foci characterized by axonal swelling and gitter cell infiltration with hemorrhage were noted in the medulla oblongata and cerebellum. Special stains failed to demonstrate any infectious agents. Immunohistochemically, the infiltrated cells demonstrated strong positive reactions for CD3, a marker for T lymphocytes origin. Based on the clinical signs, histopathology, and immunohistochemistry, this case was diagnosed as GME in a mixed dog.
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