1.A Case of Mohs Micrographic Surgery of Mucoepidermoid Carcinoma on the Upper Lip.
Yoon Jeong CHOI ; Kyu Kwang WHANG ; Hea Soo KOO
Korean Journal of Dermatology 1998;36(4):737-741
Mucoepidermoid carcinoma on the lip is a very rare disease, consisting of epidermoid and mucus-producing cells histologically. A 47 year old female had had an asymptomatic, palpable, bean-sized nodule on the center of her upper lip for 2 years. Histological findings showed multiple oval nests consisting of epidermoid & clear cells and cystic spaces filled with faintly eosinophilic amorphous material in a fibrotic background throughout the dermis, subcutis, and muscular layer After a diagnosis of mucoepidermoid carcinoma, Mohs micrographic surgery was performed for complete removal, and A - T flap with M plasty was designed for appropriate repair.
Carcinoma, Mucoepidermoid*
;
Dermis
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Diagnosis
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Eosinophils
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Female
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Humans
;
Lip*
;
Middle Aged
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Mohs Surgery*
;
Rare Diseases
2.Infratentorial and Intraparenchymal Subependymoma in the Cerebellum: Case Report.
Yook KIM ; Seung Young LEE ; Kyung Sik YI ; Sang Hoon CHA ; Min Ho GANG ; Bum Sang CHO ; Yong Moon LEE
Korean Journal of Radiology 2014;15(1):151-155
Subependymomas are rare benign tumors located in the ventricular system. Intraparenchymal subependymoma is extremely rare; only 6 cases have been reported, and all were located in the supratentorial region. We describe a case of infratentorial, intraparenchymal subependymoma in a 28-year-old man with intermittent headache. Imaging revealed a well-demarcated cystic and solid cerebellar mass near the fourth ventricle. The mass had a microcystic component and calcification without contrast enhancement. Complete surgical excision was performed, and histopathology confirmed a subependymoma.
Adult
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Calcinosis/diagnosis
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Cerebellar Neoplasms/*diagnosis/surgery
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Fourth Ventricle
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Glioma, Subependymal/*diagnosis/surgery
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Humans
;
Magnetic Resonance Imaging
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Male
;
Rare Diseases/*diagnosis/surgery
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Tomography, X-Ray Computed
3.Mazabraud's Syndrome Coexisting with a Uterine Tumor Resembling an Ovarian Sex Cord Tumor (UTROSCT): a Case Report.
Cuneyt CALISIR ; Ulukan INAN ; Ulas Savas YAVAS ; Serap ISIKSOY ; Tamer KAYA
Korean Journal of Radiology 2007;8(5):438-442
The association of intramuscular myxoma and fibrous dysplasia is a rare disease known as Mazabraud's syndrome. We present a case of Mazabraud's syndrome coexisting with a uterine tumor and resembling an ovarian sex cord tumor (UTROSCT). This uterine tumor showed a high mitotic index and cytological atypia. To the best of our knowledge, the coexistence of the two different entities has not been reported in the literature.
Aged
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Biopsy
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Buttocks/pathology/surgery/ultrasonography
;
Diagnosis, Differential
;
Female
;
Fibrous Dysplasia, Monostotic/complications/*diagnosis/surgery
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Humans
;
Magnetic Resonance Imaging
;
Myxoma/complications/*diagnosis/surgery
;
Ovarian Neoplasms/*diagnosis
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Rare Diseases
;
Sex Cord-Gonadal Stromal Tumors/*diagnosis
;
Syndrome
;
Uterine Neoplasms/complications/*diagnosis/surgery
4.Small Bowel Volvulus Induced by Mesenteric Lymphangioma in an Adult: a Case Report.
Jin Hee JANG ; Su Lim LEE ; Young Mi KU ; Chang Hyeok AN ; Eun Deok CHANG
Korean Journal of Radiology 2009;10(3):319-322
Mesenteric lymphangiomas are rare abdominal masses that are seldom associated with small bowel volvulus, and especially in adult patients. We report here on an unusual case of small bowel volvulus that was induced by a mesenteric lymphangioma in a 43-year-old man who suffered from repeated bouts of abdominal pain. At multidetector CT, we noticed whirling of the cystic mesenteric mass and the adjacent small bowel around the superior mesenteric artery. Small bowel volvulus induced by the rotation of the mesenteric lymphangioma was found on exploratory laparotomy. Lymphangioma should be considered as a rare cause of small bowel volvulus in adult patients.
Abdominal Pain/etiology
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Adult
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Contrast Media/diagnostic use
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Diagnosis, Differential
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Humans
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Intestinal Volvulus/*diagnosis/etiology/surgery
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Intestine, Small/*radiography/surgery
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Lymphangioma/*complications/surgery
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Male
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Mesenteric Artery, Superior/*radiography/surgery
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Radiographic Image Enhancement/methods
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Rare Diseases
;
Tomography, X-Ray Computed
5.Myoepitheliomas of the Soft Palate: Helical CT Findings in Two Patients.
Hyun Sook KIM ; Won Mi LEE ; Sun Myung CHOI
Korean Journal of Radiology 2007;8(6):552-555
We describe the enhancement patterns of myoepithelioma in two patients with a soft palate mass. In the first case, helical CT revealed a faintly enhancing mass. Histologically, the tumor was composed of plasmacytoid cells in a background of rich myxoid stroma. Immunostaining for CD34 showed scanty blood vessels. In the second case, helical CT revealed an intensely enhancing mass. Histologically, the mass was a cellular tumor with fibrous stroma. Immunostaining for CD34 also showed frequent blood vessels.
Aged
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Contrast Media/administration & dosage
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Diagnosis, Differential
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Female
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Humans
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Iohexol/analogs & derivatives/diagnostic use
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Male
;
Middle Aged
;
Myoepithelioma/*diagnosis/surgery
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Palatal Neoplasms/*diagnosis/surgery
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Palate, Soft/*radiography/surgery
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Radiographic Image Enhancement/methods
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Rare Diseases
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Tomography, Spiral Computed/*methods
6.A Rare Radiological Presentation of Pulmonary Mucosa-Associated Lymphoid Tissue Lymphoma as Bronchovascular Thickening and Ground Glass Opacities with Concurrent Pancreas Involvement.
Yun Mi KWAK ; Ho Sung LEE ; Ki Hyun SEO ; Ji Won LYU ; Si Hyong JANG ; Ju Ock NA
Soonchunhyang Medical Science 2016;22(2):151-154
Pulmonary mucosa-associated lymphoid tissue (MALT) lymphoma is a rare disease and usually presents as pulmonary masses, mass-like consolidation, or pulmonary nodules on chest images. We report a case of a 43-year-old man with symptoms of chronic cough for 1 year, showing bilateral diffuse bronchovascular bundle thickening and focal ground glass opacities on a chest computed tomography scan. Video-assisted thoracoscopic surgery was performed and the final pathologic diagnosis was pulmonary MALT lymphoma. Concurrent involvement of the pancreas was discovered during staging workup. After diagnosis, he was treated with cytotoxic chemotherapy and rituximab and showed improvements in his lung lesion and pancreas.
Adult
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Cough
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Diagnosis
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Drug Therapy
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Glass*
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Humans
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Lung
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Lymphoid Tissue
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Lymphoma
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Lymphoma, B-Cell, Marginal Zone*
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Pancreas*
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Rare Diseases
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Rituximab
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Thoracic Surgery, Video-Assisted
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Thorax
7.Immediate Umbilical Reconstruction after a Mohs Micrographic Surgery for Primary Cutaneous Adenoid Cystic Carcinoma Arising in the Umbilicus
Jee Eun KIM ; Mi Ryung ROH ; Kee Yang CHUNG
Annals of Dermatology 2019;31(6):669-672
Adenoid cystic carcinoma (ACC) is a malignant neoplasm of glands commonly occurs in salivary glands. Primary cutaneous adenoid cystic carcinoma (PCACC) is a rare form of ACC that primarily presents on the skin. Herein, we represent a rare case of PCACC occurred in the umbilicus in a 66-year-old Korean male patient. The patient visited our center with erythematous indurated patch on the umbilicus diagnosed as ACC by incisional biopsy at another center. The diagnosis of PCACC was confirmed by additional histopathologic examination and imaging study. We proceeded Mohs micrographic surgery and reconstructed umbilicus with tacked purse string suture. Local recurrence and distant metastasis were not observed during 30-month follow-up. We report this rare case of PCACC on the umbilicus so that dermatologist can aware of the rare disease. Furthermore, we recommend MMS and tacked purse string suture as effective methods for treatment of PCACC and immediate umbilical reconstruction.
Adenoids
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Aged
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Biopsy
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Carcinoma, Adenoid Cystic
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Diagnosis
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Follow-Up Studies
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Humans
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Male
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Mohs Surgery
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Neoplasm Metastasis
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Rare Diseases
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Recurrence
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Salivary Glands
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Skin
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Sutures
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Umbilicus
8.Myxoid Chondrosarcoma of the Sinonasal Cavity in a Child: a Case Report.
Yeo Ju KIM ; Soo Ah IM ; Gye Yeon LIM ; Ho Jong CHUN ; Hyun Jin PARK ; Min Sik KIM ; Yeong Jin CHOI
Korean Journal of Radiology 2007;8(5):452-455
Chondrosarcomas are malignant tumors of cartilage that rarely involve the sinonasal region, and myxoid chondrosarcoma is a rare histologic variant of chondrosarcoma that usually occurs in the soft tissue of extremities. Although several case reports and results of small series of chondrosarcomas in the sinonasal region in children are available, myxoid type chondrosarcoma is extremely rare. We recently experienced a case of low grade myxoid chondrosarcoma involving the sinonasal cavity in a 10-year-old boy, and here we report its radiologic-pathologic findings. In this case, chondroid calcification on CT and septal and marginal enhancement on MRI suggested a chondrosarcoma. Whole body PET-CT demonstrated no definite metastatic lesion and a low peak standardized uptake value primary tumor. However, no definite distinguishing imaging features were observed that distinguished low grade myxoid chondrosarcoma from conventional chondrosarcoma.
Bone Neoplasms/*diagnosis/radiotherapy/surgery
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Child
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Chondrosarcoma/*diagnosis/radiotherapy/surgery
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Diagnosis, Differential
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Follow-Up Studies
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Humans
;
Magnetic Resonance Imaging
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Male
;
Myxosarcoma/*diagnosis/radiotherapy/surgery
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Nasal Cavity/*pathology/*radiography/surgery
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Paranasal Sinuses/*pathology/*radiography/surgery
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Positron-Emission Tomography
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Rare Diseases
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Tomography, X-Ray Computed
;
Whole Body Imaging
9.Aspergillus Spondylitis involving the Cervico-Thoraco-Lumbar Spine in an Immunocompromised Patient: a Case Report.
Jeong Min SON ; Won Hee JEE ; Chan Kwon JUNG ; Sang Il KIM ; Kee Yong HA
Korean Journal of Radiology 2007;8(5):448-451
Aspergillosis is a rare cause of spondylitis. Moreover, early diagnosis by MR imaging and adequate treatment can prevent the serious complications of fungal infection. To our knowledge, the MR findings of multilevel aspergillus spondylitis in the cervico-thoraco-lumbar spine have not been previously described. Here, we report the MR findings of aspergillus spondylitis involving the cervical, thoracic, and lumbar spine in a liver transplant recipient.
Aspergillosis/*diagnosis
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Aspergillus/isolation & purification
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Bone Transplantation
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Cervical Vertebrae/microbiology/pathology/surgery
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Humans
;
*Immunocompromised Host
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Liver Transplantation
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Lumbar Vertebrae/microbiology/pathology/surgery
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Magnetic Resonance Imaging
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Male
;
Middle Aged
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Postoperative Complications/diagnosis/microbiology/surgery
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Rare Diseases
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Spondylitis/*microbiology/surgery
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Thoracic Vertebrae/microbiology/pathology/surgery
10.MR Imaging in a Child with Scurvy: a Case Report.
Seung Woo CHOI ; Sun Won PARK ; Young Se KWON ; In Suk OH ; Myung Kwan LIM ; Won Hong KIM ; Chang Hae SUH
Korean Journal of Radiology 2007;8(5):443-447
Scurvy is very rare disease in industrialized societies. Nevertheless, it still exists in higher risk groups including economically disadvantaged populations with poor nutrition, such as the elderly and chronic alcoholics. The incidence of scurvy in the pediatric population is very low. This study reports a case of scurvy in a 5-year-old girl with cerebral palsy and developmental delay based on MRI findings.
Ascorbic Acid/blood/therapeutic use
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Bone Diseases, Metabolic/etiology
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Cerebral Palsy/complications
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Child, Preschool
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Cholecalciferol/blood
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Developmental Disabilities/complications
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Drainage
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Female
;
Femur/pathology/radionuclide imaging/surgery
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Fever/etiology
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Follow-Up Studies
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Hematoma/diagnosis/etiology/surgery
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Humans
;
Knee/radiography
;
Magnetic Resonance Imaging/*methods
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Muscle Weakness/etiology
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Rare Diseases
;
Scurvy/complications/*diagnosis/drug therapy
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Thigh/pathology
;
Vitamins/therapeutic use