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A Rare Case of Acute Obstructive Laryngitis in a Cat with Severe Respiratory Distress
Hyeona Bae,Dongbin Lee,유도현 한국임상수의학회 2023 한국임상수의학회지 Vol.40 No.2
A 5-year-old neutered male domestic short-haired cat presented with acute dyspnea characterized by open-mouth breathing and stridor for 2 days. Direct visualization via laryngoscopy revealed diffuse laryngeal swelling and severe thickening of the vocal folds bilaterally; thus, the upper respiratory tract was obstructed owing to severe edema. Neutrophil infiltration was found on fine needle aspiration of the larynx cytology, and no discrete mass with polyp or neoplasia was identified on diagnostic imaging. The cat was diagnosed with acute obstructive laryngitis, and a tracheostomy tube was immediately installed. After 17 days of treatment with steroids, doxycycline and azithromycin, the swollen larynx gradually improved, and there was no recurrence of laryngitis or respiratory obstruction. A feline upper respiratory polymerase chain reaction panel revealed Mycoplasma felis infection; however, it could not be determined whether it was pathogenic or opportunistic. Herein, we report a case of obstructive laryngitis in a cat. When respiratory obstruction due to acute laryngitis is identified, a good prognosis is expected with rapid and appropriate treatment.
Non-epitheliotropic Cutaneous T-cell lymphoma in a cat: a case report
전예슬,Hyeona Bae,Sun Woo Shin,ARom Cho,Young Ju Kim,Tae Sung Hwang,Hee-Chun Lee,Jae-Eun Hyun,Kyu-Woan Cho,Dong-In Jung,Dae-Yong Kim,DoHyeon Yu 대한수의학회 2022 大韓獸醫學會誌 Vol.62 No.3
Cutaneous lymphoma is rare in cats. An 11-year-old spayed female Persian cat presented with crust, ulceration, and multiple nodules on the shoulder and forelimb for 2 months. Computed tomography revealed a diffuse, irregularly margined lesion in the dorsal cutis extending from cervical to thoracic vertebrae. Cytological evaluation predominantly revealed large round cells with multilobulated nuclei and basophilic cytoplasm. Histopathological examination confirmed round CD3+/PAX5- cells packed in the dermis. Thus, the diagnosis of non-epitheliotropic cutaneous lymphoma with a diffuse large T-cell type was made. The disease progressed rapidly for the next 2 weeks, and the owner elected humane euthanasia.
Peritoneal lymphomatosis with pleural and peritoneal effusions in a dog: a case report
Minjeong Kang,Hyeona Bae,Rankyung Jung,Minji Kim,Sumin Cha,Tae Sung Hwang,Hee-Chun Lee,Dong-In Jung,Kyu-Woan Cho,DoHyeon Yu 대한수의학회 2023 大韓獸醫學會誌 Vol.63 No.3
Peritoneal lymphomatosis (PL) is a rare lymphoid neoplasm in dogs. A nine-year-old spayed female Labrador retriever presented with pleural and peritoneal effusions. Diagnostic imaging revealed diffuse nodular to massive lesions in the mesentery, particularly in the caudal abdomen. While the superficial lymph nodes did not show significant changes, enlargement was observed in the intra-abdominal and intra-thoracic lymph nodes. Cytological and flow cytometric analyses of the effusion indicated the presence of large B-cell lymphocytes expressing CD3-/CD5-/CD14-/CD21-/CD34+/CD45+/CD79a+. PL was diagnosed using diagnostic imaging and fluid analysis. This case report highlights the clinical and diagnostic features of canine PL.
Hemostatic Dysfunction in a Dog with Mammary Gland Carcinoma
Rankyung Jung,Hyeona Bae,ARom Cho,Young Ju Kim,Yeseul Jun,Min Ji Kim,Sumin Cha,Min-Jeong Kang,Tae-Sung Hwang,Hee-Chun Lee,Kyu-Woan Cho,Dong-In Jung,Dae-Young Kim,유도현 한국임상수의학회 2022 한국임상수의학회지 Vol.39 No.6
Hypercoagulability is the most common coagulopathy seen in dogs with neoplasia, whereas a hypocoagulable state is relatively rare. A 16-year-old spayed female miniature Schnauzer presented with bilateral epistaxis, bilateral hindlimb swelling, and lameness. Previously, the dog was diagnosed with inter- mediate grade solid carcinoma after mastectomy, and then showed generalized ecchymoses on the abdomen and bilateral hindlimbs on presentation. Labora- tory tests revealed a hypocoagulable state, including thrombocytopenia, hypo- fibrinogenemia, and delayed prothrombin and activated partial thromboplastin time. Thromboelastography demonstrated a prolonged K time with a decreased alpha angle and low maximal amplitude, reflecting a decrease in clot strength. The hypocoagulable state of disseminated intravascular coagulopathy was spec- ulated based on the presence of an underlying tumor, clinical symptoms, and laboratory results of the hypocoagulable state. This case shows the incidence of hemostatic dysfunction as a paraneoplastic syndrome in a dog with mammary gland carcinoma.
Non-epitheliotropic Cutaneous T-cell lymphoma in a cat: a case report
Jeon, YeSeul,Bae, Hyeona,Shin, Sun Woo,Cho, ARom,Kim, Young Ju,Hwang, Tae Sung,Lee, Hee Chun,Hyun, Jae-Eun,Cho, Kyu-Woan,Jung, Dong-In,Kim, Dae-Yong,Yu, DoHyeon The Korean Society of Veterinary Science 2022 大韓獸醫學會誌 Vol.62 No.2
Cutaneous lymphoma is rare in cats. An 11-year-old spayed female Persian cat presented with crust, ulceration, and multiple nodules on the shoulder and forelimb for 2 months. Computed tomography revealed a diffuse, irregularly margined lesion in the dorsal cutis extending from cervical to thoracic vertebrae. Cytological evaluation predominantly revealed large round cells with multilobulated nuclei and basophilic cytoplasm. Histopathological examination confirmed round CD3+/PAX5-cells packed in the dermis. Thus, the diagnosis of non-epitheliotropic cutaneous lymphoma with a diffuse large T-cell type was made. The disease progressed rapidly for the next 2 weeks, and the owner elected humane euthanasia.
Radiography and ct features of atherosclerosis in two miniature schnauzer dogs
이은지,Hyun-Woo Kim,Hyeona Bae,DoHyeon Yu,Jihye Choi 대한수의학회 2020 Journal of Veterinary Science Vol.21 No.6
Two miniature Schnauzer dogs with chronic pancreatitis were investigated. Both dogs showed systemic hypertension and increased concentrations of triglycerides and C-reactive protein. Abdominal radiography revealed cylindrical calcification in the retroperitoneum, and computed tomography (CT) showed extensive calcification of the abdominal and peripheral arteries in both dogs. Metastases and other dystrophic conditions that can cause arterial calcification were excluded based on the laboratory tests, and the dogs were diagnosed with atherosclerosis ante mortem. Atherosclerosis should be considered when extensive arterial calcification is observed on abdominal radiography or CT in miniature Schnauzers.
Siewert–Kartagener’s syndrome in a dog
Rankyung Jung,Jihye Choi,Hyeona Bae,Dong-In Jung,Kyoung-Oh Cho,DoHyeon Yu 대한수의학회 2023 Journal of Veterinary Science Vol.24 No.4
Siewert–Kartagener’s syndrome, a type of primary ciliary dyskinesia, is a complex disease comprising situs inversus, rhinosinusitis, and bronchiectasis. Situs inversus totalis is a condition in which all organs in the thoracic and abdominal cavities are reversed. Furthermore, primary ciliary dyskinesia, an autosomal genetic disease, may coexist with situs inversus totalis. Reports on Siewert–Kartagener’s syndrome in veterinary medicine are limited. We report a rare case of primary ciliary dyskinesia with Siewert-Kartagener’s syndrome in a dog, concurrently infected with canine distemper virus and type-2 adenovirus. This case highlights that situs inversus totalis can cause primary ciliary dyskinesia, and concurrent infections are possible.
Shin, Sun Woo,Lim, Yu jin,Bae, Hyeona,Kim, Jihu,Cho, ARom,Park, Jinho,Lee, Dongbin,Jung, Dong-In,Kim, Sang-ki,Yu, DoHyeon The Korean Society of Veterinary Science 2021 大韓獸醫學會誌 Vol.61 No.3
Canine T-zone lymphoma (TZL) is a mature T-cell lymphoma in dogs. The diagnosis and sub-classification are impossible without biopsy or immunophenotyping by flow cytometry. An 11-year-old, spayed, female Golden Retriever presented with lymph node enlargement. Clinical examination was consistent with canine multicentric lymphoma. However, immunophenotyping revealed positive for CD3, CD4, CD5, CD8, CD21, TCRαβ, and MHCII but negative for CD34, CD45, CD79a, and TCRγδ. Histopathology revealed lymphocytes expanding to the cortex-preserving architecture and thinning of the nodal capsule, and CD3 positive but PAX-5 negative. Owing to the indolent nature of TZL, careful monitoring approach without clinical intervention was utilized.