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Unhealed Wound of the Lower Leg due to Synovial Fistula of the Ankle Joint
박철현,류승민,박재우,Park, Chul Hyun,Ryu, Seung Min,Park, Jae Woo The Korean Foot and Ankle Society 2017 대한족부족관절학회지 Vol.21 No.3
Synovial fistula of the ankle joint is an uncommon complication from an ankle sprain. This may likely result in an unhealed wound around the ankle joint due to continuous leakage of joint fluid. However, in the event of an open wound on the lower leg, and not on the joint, it may be difficult to consider synovial fistula as a cause of the open wound. We experienced an interesting case with an unhealed open wound on the lower leg due to a synovial fistula of the ankle joint following an ankle sprain. We obtained good results after a treatment using a self-produced suction drainage device on the unhealed open wound.
이모세,최유림,윤동석,이진우,윤길성,최우진,한승환,Lee, Moses,Choi, Yoorim,Yoon, Dong Suk,Lee, Jin Woo,Yoon, Gil Sung,Choi, Woo Jin,Han, Seung Hwan The Korean Foot and Ankle Society 2014 대한족부족관절학회지 Vol.18 No.3
Purpose: The purpose of this study is to evaluate the efficacy of mesenchymal stem cell (MSC) isolation by the magnetic-activated cell sorting (MACS) method in tendon tissue-derived cells compared to the colony picking method for isolation of MSCs by picking colony-forming cells. Materials and Methods: Human tendon-derived cells were isolated by enzyme digestion using normal tendon tissues from three donors. We used the magnetic kit and well-known MSC markers (CD90 or CD105) to isolate MSCs in tendon-derived cells using MACS. Cloning cylinders were used to isolate colony-forming cells having MSC characteristics in tendon-derived cells. Colony-forming unit-fibroblast (CFU-F) assay was used to evaluate the self-renewal capacity of cells isolated using the colony picking method or MACS. For comparison of differentiation potentials into osteogenic or adipogenic lineage between two groups, alizarin red S and oil red O staining were performed at 14 days after induction of differentiation in vitro. Results: Flow cytometry results showed that early passage tendon-derived cells expressed CD44 in 99.13%, CD90 in 56.51%, and CD105 in 86.19%. In the CFU-F assay, CD90+ or CD105+ cells isolated with MACS showed larger colony formation in size than cells isolated using the colony picking method. We also observed that CD90+ or CD105+ cells were constantly differentiated into both osteogenic and adipogenic lineages in cells from all donors, whereas cells isolated using the colony picking method were heterogeneous in differentiation potentials to the osteogenic and adipogenic lineages. Conclusion: CD90+ or CD105+ cells isolated using MACS showed superior MSC characteristics in the self-renewal and multi-differentiation capacities compared with cells isolated using the colony picking method.
최홍준,김대욱,강영훈,박종호,손찬모,Choi, Hong-Joon,Kim, Dae-Wook,Kang, Yeong-Hun,Park, Jong-Ho,Son, Chan-Mo The Korean Foot and Ankle Society 2017 대한족부족관절학회지 Vol.21 No.2
Purpose: Stiffness in the first metatarsophalangeal joint after surgery for hallux valgus has been reported. The goal of this study was to test the efficacy of releasing plantar aponeurosis for improving the range of extension in the first metatarsophalangeal joint that was limited after hallux valgus surgery. Materials and Methods: Thirteen patients (1 man, 12 women [17 feet]; median age, 54.4 years; range, 44~69 years) with limited first metatarsophalangeal joint extension after hallux valgus surgery, who underwent an additional procedure of plantar aponeurosis release between March 2015 and August 2015, were included. Subsequently, the passive range of extension in the first metatarsophalangeal joint was evaluated via knee extension and flexion positions. Hallux valgus angle, inter-metatarsal angle, distal metatarsal articular angle, and talo-first metatarsal angle were measured on weightbearing dorsoplantar and lateral radiographs of the foot preoperatively. Results: The mean range of extension for the first metatarsophalangeal joint improved significantly, from $2.5^{\circ}$ to $40.9^{\circ}$ in the knee extension position (p<0.00). The mean extension range for the first metatarsophalangeal joint also improved, from $18.2^{\circ}$ to $43.2^{\circ}$ in the knee flexion position (p<0.00). In all patients, congruence of the first metatarsophalangeal joint was recovered. Conclusion: Plantar aponeurosis release is an effective additional procedure for improving the extension range of the first metatarsophalangeal joint after hallux valgus surgery.
Early Transformed Diabetic Foot Ulcer into a Malignancy: A Case Report
박승범,이영구,이두형,김수민,배희원,박영욱,Park, Sung Bum,Lee, Young Koo,Lee, Doo Hyung,Kim, Sue Min,Bae, Hie Won,Park, Young Uk The Korean Foot and Ankle Society 2018 대한족부족관절학회지 Vol.22 No.2
This paper presents a case of an early malignant transformation of untreated ulcers in a patient with diabetes. This case shows that Marjolin's ulcer can occur not only after chronic injury, but can also develop in the early stages after the onset. Hence, an early biopsy for diabetic foot ulcers that fail to heal with acute treatment can enable an earlier diagnosis and treatment without amputation, resulting in a better quality of life for the patient.
Operative Treatment of Acquired Adult Flatfoot
안치영,안재훈,김만수,Ahn, Chi-Young,Ahn, Jae Hoon,Kim, Man-Soo The Korean Foot and Ankle Society 2014 대한족부족관절학회지 Vol.18 No.3
Acquired adult flatfoot deformity is characterized by flattening of the medial longitudinal arch and dysfunction of the posteromedial soft tissues, including the posterior tibial tendon. When the non-operative treatment fails to result in improvement of symptoms, surgery should be considered. Operative techniques include flexor digitorum longus tendon transfer, calcaneal medial slide osteotomy, lateral column lengthening, and arthrodesis of the hindfoot. The principle of correcting the deformity while avoiding overcorrection and excessive stiffness is important in achievement of good outcomes in these patients.
The Pediatric Flatfoot : Its Differential Diagnosis and Management
김현우,박진,강응식,박희완,Kim, Hyun-Woo,Park, Jin,Kang, Eung-Shick,Park, Hui-Wan The Korean Foot and Ankle Society 2001 대한족부족관절학회지 Vol.5 No.1
편평족은 내측 세로궁이 소실되어 족저부가 편평하게 되는 변형의 총칭으로, 소아에서 흔하 고 보호자들의 관심이 많은 질환이다. 이학적 검사상 후족부의 외반과 전족부의 외전소견을 보이며, 감별질환을 위해 정확한 이학적 검사와 방사선학적 검사를 필요로 한다. 원인으로는 유연성 편평족, 종골 외반, 선천성 수직 거골, 부주상골, 족근골 결합등이 있으며 정상적 유 아의 경우 시간경과에 따라 저절로 호전되는 유연성 편평족이 대부분이다. 따라서 병적 편평족이 아닌 경우 편평족의 원인과 양호한 자연경과를 보호자에게 설명하는 것이 중요하다. 본 논문에서는 소아 편평족의 감별질환을 위한 각 질환에 있어서의 이학적 소견과 검사소견 그리고 이들의 치료에 대해 살펴 보고자 한다.