Publications by authors named "Jong Im Lee"

Rationale: Extramammary Paget's disease (EMPD) is a rare skin cancer that commonly occurs in sites rich in apocrine glands, such as perineum, vulva, axilla, scrotum, and penis. On the other hand, condyloma acuminatum (CA; also referred to as anogenital warts) is a common benign neoplasm caused by human papillomavirus. Few cases of coexistent EMPD and CA have been reported because of the rarity of the condition.

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Recently, several clinical studies have reported that combination treatments of radiation therapy (RT) and immunotherapy in patients with multiple lesions can improve tumor regression at a distance from the irradiated site, known as the abscopal effect. However, when RT and immunotherapy are concurrently applied, it is hard to distinguish the pure systemic effects of RT from those of the immunotherapy drug. In this preclinical study, the authors investigated the systemic antitumor effects of RT alone according to fraction dose size and splitting schedules.

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Eccrine poroma is a common benign cutaneous tumor that originates in an intraepidermal eccrine duct. This tumor exhibits acral distribution (sole, palm), and is rarely encountered in the head and neck area. In fact eccrine poroma in the postauricular area has only been rarely reported.

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Verrucous carcinoma of the foot is a rare malignancy, and proper diagnosis can be delayed. Furthermore, misdiagnosis often results in delayed appropriate treatment. Herein, we present an unusual case of verrucous carcinoma of the fifth toe with bone invasion in a 63-year-old woman that was mistaken for a plantar wart for 3 years.

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Context: - Because of the limited number of available primary bladder paraganglioma (PBPG) cases, the rates of succinate dehydrogenase (SDH) mutations and the clinicopathologic characteristics of SDH-deficient tumors have not been fully studied.

Objective: - To define the clinicopathologic and molecular characteristics of PBPGs.

Design: - A total of 52 PBPGs were collected retrospectively.

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Introduction: Adrenal lymphangiomas are benign malformations of lymphatic vessels of adrenal gland. Adrenal lymphangiomas are very rare, although lymphangiomas are most commonly located in the neck, axillary region and mediastinum.

Presentation Of Case: A 44-year-old woman presented to the outpatient clinic with dizziness, headache during the last 2 year.

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Accessory scrotum is a rare congenital anomaly that is often associated with perineal tumor or other developmental abnormalities. Because most cases are diagnosed and treated in early childhood, little is known about the natural biologic course of this entity and associated lesions through time. We present a case of accessory scrotum associated with lipomatous hamartoma in a 46-year-old man who was born with a perineal mass.

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Purpose: This study was planned to evaluate that a lecture employing medical drama could motivate students to have an interest in the professionalism of healthcare personnel, which has currently become a critical subject in the field of medical education.

Methods: We analyzed subject headings, learning objectives, and further plans developed by students and their responses after two drama modules, 'car crash' and 'refusal of instruction', which were selected based on the conditions made by our faculty members, were given through video or paper to our 121 second-grade medical and nursing students in year 2012.

Results: Meaningful subject headings and learning objectives developed by students were 58.

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Background: The aim of this study was to examine the expression of CD10 and CD15 in tumor cells, stromal cells and infiltrating inflammatory cells during colorectal carcinoma (CRC) development and to investigate their expression levels between the tumor center and invasive front and compare them to clinicopathological parameters in invasive CRC.

Methods: We performed immunohistochemical staining for CD10, CD15, and E-cadherin in 42 cases of CRC, 49 of tubular adenoma, 15 of hyperplastic polyp, and 17 of non-neoplastic colon.

Results: CD10 was expressed in tumor cells (tCD10), stromal cells (sCD10) and infiltrating inflammatory cells (iCD10), and CD15 was expressed in tumor cells (tCD15) and infiltrating inflammatory cells (iCD15).

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Background: Micropapillary carcinoma is a rare but unique histologic variant of urothelial carcinoma with an aggressive clinical course. In spite of well-defined clinicopathologic characteristics, the cytomorphologic features in urine specimens have been only rarely described.

Case: A 78-year-old man presented with gross hematuria, showing a large mass on cystoscopy.

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Basal cell carcinoma (BCC) is the most common skin cancer with a steadily increasing incidence. Ultraviolet radiation is considered the single most important risk factor for BCC, because the tumor occurs most frequently in sun-exposed areas of the body, with approximately four of five BCCs occurring on the face. BCC occurs infrequently in non-sun-exposed skin.

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Background: In Korea, it is customary to prescribe iron and folic acid supplements to pregnant women after the 20th wk of gestation; however, little evidence exists to support this practice.

Objective: The objective was to determine the effects of time of initiation and dose of prenatal iron and folic acid supplementation on the iron and folate nutriture of Korean women during pregnancy.

Design: A total of 131 pregnant women were placed into 1 of 5 experimental groups, either the control group or 1 of 4 supplemented groups.

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Heterotopic brain tissue usually involves extracranial midline structures of the head and neck such as nose, nasopharynx, and oral cavity. Its occurrence in the non-midline structures, including middle ear, is rare. We described a 50-yr-old-man with heterotopic glial tissue in the middle ear and mastoid bone.

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