Publications by authors named "Jai-Koo Choi"

Article Synopsis
  • Calcinosis cutis has five types (dystrophic, metastatic, idiopathic, iatrogenic, calciphylaxis) and can be misdiagnosed as cancer, making management difficult.
  • A study of 7 patients, treated between 2013-2022, highlighted successful diagnoses and complete mass excisions without significant complications, leading to full recovery.
  • The use of imaging techniques (X-rays, ultrasound, CT, MRI) was crucial for accurate diagnosis and treatment, promoting safer, less invasive procedures and preventing recurrences.
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The growth of benign cutaneous masses causes the overlaying skin to expand and become thinner, especially at the central, most projected point. In this retrospective study, a surgical technique comprising an elliptical skin excision was employed to account for these skin changes. This retrospective study enrolled 980 patients with benign masses.

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Rationale: Although regional metastasis to the lymph nodes is common in advanced oral cancer, extensive local invasion into surrounding structures such as the mandible, skin and soft tissue of the neck, and masticator space is relatively rare. Sometimes surgical treatment cannot be performed and only palliative chemotherapy and radiation therapy are offered to preserve the quality of life of patients with advanced oral cancer. Nevertheless, the surgical resection of tumors remains the most effective treatment.

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Background: Equinus deformity is characterized by an abnormal tiptoe gait and does not allow normal walking, hence needing correction. Congenital causes of equinus deformity include neurological diseases such as cerebral palsy and poliomyelitis. Acquired causes include injuries such as extensive trauma.

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Background: Pediatric hand burns are a difficult problem because they lead to serious hand deformities with functional impairment due to rapid growth during childhood. Therefore, adequate management is required beginning in the acute stage. Our study aims to establish surgical guidelines for a primary full-thickness skin graft (FTSG) in pediatric hand burns, based on long-term observation periods and existing studies.

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Background: An area of the skull exposed by burn injury has been covered by various methods including local flap, skin graft, or free flap surgery. Each method has disadvantages, such as postoperative alopecia or donor site morbidities. Due to the risk of osteomyelitis in the injured skull during the expansion period, tissue expansion was excluded from primary reconstruction.

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