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  1. Pancreatic neuroendocrine tumors (PNETs) are typically solid neoplasms but, in very rare cases, present as cystic lesions. We describe a case of a cystic neuroendocrine tumor that developed as a small cystic l...

    Authors: Keisuke Noda, Tamotsu Kuroki, Mampei Yamashita, Takanori Hirayama, Koji Natsuda, Shinichiro Kobayashi, Takayuki Tokunaga, Kosho Yamanouchi, Hiroaki Takeshita, Shiro Miura and Shigeto Maeda

    Citation: Surgical Case Reports 2020 6:154

    Content type: Case Report

    Published on:

  2. Congenital absence of portal vein (CAPV) is a rare structural anomaly in which the portal vein (PV) blood that normally flow into the liver directly drains into the systemic venous system through other collate...

    Authors: Peilin Li, Masaaki Hidaka, Takashi Hamada, Satoshi Ikeda, Shinichiro Ono, Yasuhiro Maruya, Tota Kugiyama, Takanobu Hara, Tomoko Yoshimoto, Tomohiko Adachi, Takayuki Tanaka, Takayuki Miyoshi, Shunsuke Murakami, Yu Huang, Kengo Kanetaka and Susumu Eguchi

    Citation: Surgical Case Reports 2020 6:153

    Content type: Case Report

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  3. Well-differentiated fetal adenocarcinoma (WDFA) of the lung is a rare disease that resembles fetal lung tubules. Most of previous reports concerning WDFA have focused on histological features, while there are ...

    Authors: Shuhei Hakiri, Takayuki Fukui, Hideki Tsubouchi, Ayako Sakakibara, Shingo Iwano and Toyofumi F. Chen-Yoshikawa

    Citation: Surgical Case Reports 2020 6:152

    Content type: Case Report

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  4. An esophageal diverticulum is rare and is frequently associated with esophageal motility disorders. Jackhammer esophagus is also rare, is characterized by esophageal hypercontraction, and comprises 4.1% of eso...

    Authors: Atsuro Fujinaga, Tomotaka Shibata, Tsuyoshi Etoh, Kazuhiro Tada, Kosuke Suzuki, Kohei Nishiki, Katsuhiro Ogawa, Yohei Kono, Takahiro Hiratsuka, Tomonori Akagi, Yoshitake Ueda, Manabu Toujigamori, Hidefumi Shiroshita, Norio Shiraishi and Masafumi Inomata

    Citation: Surgical Case Reports 2020 6:151

    Content type: Case Report

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  5. Gastroenteric neuroendocrine carcinomas (NECs) account for 6.2% of gastroenteric neuroendocrine tumors (NETs), and only 1% or less of gastroenteric NETs occur in the ampulla of Vater (AoV). Clinical features o...

    Authors: Hiroharu Ito, Yoshiyuki Wada, Yuko Takami, Tomoki Ryu, Hiroki Ureshino, Hajime Imamura, Shin Sasaki, Akihisa Ohno, Masayuki Hijioka, Toyoma Kaku, Ken Kawabe, Shigeto Kawauchi and Hideki Saitsu

    Citation: Surgical Case Reports 2020 6:150

    Content type: Case Report

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  6. Advancements in chemotherapy for metastatic colorectal cancer (mCRC) have improved long-term outcomes, and median survival currently exceeds 30 months. The recommended treatment for mCRC is multidisciplinary, ...

    Authors: Kozue Matsuishi, Yuji Miyamoto, Yukiharu Hiyoshi, Ryuma Tokunaga, Katsunori Imai, Hiromitsu Hayashi, Yoichi Yamashita, Naoya Yoshida and Hideo Baba

    Citation: Surgical Case Reports 2020 6:149

    Content type: Case Report

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  7. Splenic vein stenosis and occlusion, which are known causes of left-sided portal hypertension, often occur secondary to trauma, pancreatitis, or invasion or compression by pancreatic tumors. However, few repor...

    Authors: Hikaru Hayashi, Akira Shimizu, Hiroaki Motoyama, Koji Kubota, Tsuyoshi Notake, Tomohiko Ikehara, Koya Yasukawa, Akira Kobayashi and Yuji Soejima

    Citation: Surgical Case Reports 2020 6:148

    Content type: Case Report

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  8. Post-transplant lymphoproliferative disorder (PTLD) of T cell type has been rarely reported. Accurate diagnosis of this life-threatening rare form of PTLD is important for the treatment strategy.

    Authors: Ryoichi Goto, Norio Kawamura, Masaaki Watanabe, Yasuyuki Koshizuka, Souichi Shiratori, Momoko Ara, Shohei Honda, Tomoko Mitsuhashi, Yoshihiro Matsuno, Tsuyoshi Shimamura and Akinobu Taketomi

    Citation: Surgical Case Reports 2020 6:147

    Content type: Case Report

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  9. The recurrence of symptoms present before cholecystectomy may be caused by a cystic duct remnant. The resolution of cystic duct remnant syndrome may require surgical resection, but identification of the duct r...

    Authors: Shinichi Matsudaira, Tsuyoshi Fukumoto, Akinaga Yarita, Joji Hamada, Masayuki Hisada, Junichi Fukushima and Nobuaki Kawarabayashi

    Citation: Surgical Case Reports 2020 6:146

    Content type: Case Report

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  10. Parathyroid carcinoma as a cause of primary hyperparathyroidism in children is extremely rare. We report a case of parathyroid carcinoma which occurred in a 13-year-old girl who survived for more than 45 years...

    Authors: Yoko Omi, Tomoko Yamamoto, Yoji Nagashima, Koichiro Abe, Kumiko Karasawa, Yukichi Tanaka and Takahiro Okamoto

    Citation: Surgical Case Reports 2020 6:145

    Content type: Case Report

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  11. Pseudosarcomatous myofibroblastic proliferation is a rare proliferative lesion of the submucosal stroma characterized by myofibroblast proliferation and inflammatory cell infiltration, and is mainly reported i...

    Authors: Tetsuya Tanaka, Takeshi Ueda, Takashi Yokoyama, Suzuka Harada, Kinta Hatakeyama and Atsushi Yoshimura

    Citation: Surgical Case Reports 2020 6:144

    Content type: Case Report

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  12. Solid papillary carcinoma (SPC) of the breast is a rare breast cancer that accounts for less than 1% of all breast cancers. The optimal clinical management of SPC remains controversial. Here, we report a case ...

    Authors: Xue Lin, Yoshiaki Matsumoto, Tomomi Nakakimura, Kazuo Ono, Shigeaki Umeoka, Masae Torii, Hiroshi Yoshibayashi and Masakazu Toi

    Citation: Surgical Case Reports 2020 6:143

    Content type: Case Report

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  13. Papillary thyroid carcinoma (PTC) generally has a good prognosis, while liver metastasis from PTC is rare and difficult to diagnose.

    Authors: Mariko Tsukagoshi, Norifumi Harimoto, Kenichiro Araki, Norio Kubo, Akira Watanabe, Takamichi Igarashi, Norihiro Ishii, Toshiki Yajima, Takaaki Sano and Ken Shirabe

    Citation: Surgical Case Reports 2020 6:142

    Content type: Case Report

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  14. Heterotopic pancreas (HP) is defined as pancreatic tissue in organs with no anatomical continuity with the orthotopic pancreas. Based on the number of cases reported in the literature between the year 2000 and...

    Authors: Teruya Minami, Takuro Terada, Takeshi Mitsui and Yasuni Nakanuma

    Citation: Surgical Case Reports 2020 6:141

    Content type: Case Report

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  15. Lymphangioma is a benign malformation of the lymphatic system and is often found in the neck and axilla, the orbit, the mediastinum, etc. However, isolated splenic lymphangioma is a rare disease in young women...

    Authors: Kotaro Kimura, Yo Kurashima, Kimitaka Tanaka, Yoshitsugu Nakanishi, Toshimichi Asano, Yuma Ebihara, Takehiro Noji, Soichi Murakami, Toru Nakamura, Takahiro Tsuchikawa, Keisuke Okamura, Toshiaki Shichinohe, Hiromi Kanno-Okada and Satoshi Hirano

    Citation: Surgical Case Reports 2020 6:140

    Content type: Case Report

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  16. We present a case of pancreatic and splenic metastases following alveolar soft part sarcoma (ASPS), which was successfully treated by surgery.

    Authors: Satoshi Arakawa, Yukio Asano, Norihiko Kawabe, Hidetoshi Nagata, Yuka Kondo, Shinpei Furuta, Masahiro Shimura, Chihiro Hayashi, Takayuki Ochi, Kenshiro Kamio, Toki Kawai, Hironobu Yasuoka, Takahiko Higashiguchi, Shin Ishihara, Masahiro Ito, Yoshihiro Imaeda…

    Citation: Surgical Case Reports 2020 6:139

    Content type: Case Report

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  17. Locally advanced hepatocellular carcinoma (HCC), which is unsuitable for standard locoregional therapies, remains a challenge to manage. Among the recently developed treatments, proton beam therapy (PBT) has b...

    Authors: Eiji Higaki, Masahide Fukaya, Kazushi Miyata, Ryosuke Kawai and Tetsuya Abe

    Citation: Surgical Case Reports 2020 6:138

    Content type: Case Report

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  18. Langerhans cell histiocytosis (LCH) is an abnormal accumulation of Langerhans cells in various organs that sometimes induces organ dysfunction. LCH can affect the liver, resulting in sclerosing cholangitis and...

    Authors: Masakazu Murakami, Shun Onishi, Yuki Ohya, Seiichi Kawabata, Kaori Isono, Yasuhiko Sugawara, Tsuguharu Asato, Yumi Honda, Yoshiki Mikami, Yukihiro Inomata, Taizo Hibi and Satoshi Ieiri

    Citation: Surgical Case Reports 2020 6:137

    Content type: Case Report

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  19. Leiomyosarcoma (LMS) of the inferior vena cava (IVC) is a rare malignancy that originated from the smooth muscle tissue of the vascular wall. Diagnoses, as well as, treatment of the disease are still challengi...

    Authors: Samra Gafarli, Dorian Igna, Mathias Wagner, Adriana Nistor, Matthias Glanemann and Barbara Stange

    Citation: Surgical Case Reports 2020 6:136

    Content type: Case Report

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  20. There is no standard surgical method for treating pancreatic head tumors with fat replacement of the pancreatic body and tail. Total pancreatectomy procedures are usually performed to excise pancreatic head tu...

    Authors: Toru Sakurai, Yuichi Nagakawa, Chie Takishita, Hiroaki Osakabe, Hitoe Nishino, Masanori Akashi, Naoto Okazaki, Kenta Suzuki, Kenji Katsumata and Akihiko Tsuchida

    Citation: Surgical Case Reports 2020 6:134

    Content type: Case Report

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  21. Epidermoid cyst within an intrapancreatic accessory spleen (ECIAS) is a rare disease. While the detection of solid components relevant to an accessory spleen is a key diagnostic finding, the differential diagn...

    Authors: Chisato Takagi, Nobuo Hoshi, Yutaro Kikuchi, Hirofumi Shirakawa, Moriaki Tomikawa, Iwao Ozawa, Shoichi Hishinuma and Yoshiro Ogata

    Citation: Surgical Case Reports 2020 6:133

    Content type: Case Report

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  22. Nonocclusive mesenteric ischemia (NOMI) has been reported to be a life-threating disease. Gastric conduit necrosis is known as a critical postoperative complication after esophagectomy for esophageal cancer. W...

    Authors: Kotaro Miura, Naoshi Kubo, Katsunobu Sakurai, Yutaka Tamamori, Akihiro Murata, Takafumi Nishii, Shintaro Kodai, Akiko Tachimori, Sadatoshi Shimizu, Akishige Kanazawa, Toru Inoue, Yukio Nishiguchi and Kiyoshi Maeda

    Citation: Surgical Case Reports 2020 6:132

    Content type: Case Report

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  23. Anti-Gerbich (Ge) alloantibody against high-frequency erythrocyte antigen is extremely rare. Owing to incomplete evidence regarding the degree and severity of adverse events induced by hemolytic transfusion re...

    Authors: Teruo Komokata, Maki Inoue, Bibek Aryal, Hiroto Yasumura, Chinami Mori, Mituharu Nomoto, Mamoru Kaieda and Shuichi Hanada

    Citation: Surgical Case Reports 2020 6:131

    Content type: Case Report

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  24. The 2019 revised World Health Organization (WHO) classification of tumors of endocrine organs classifies grade 3 gastroenteropancreatic neuroendocrine neoplasms (GEP-NEN G3) into well-differentiated tumors (NE...

    Authors: Misato Ito, Yasumitsu Hirano, Toshimasa Isii, Hiroka Kondo, Liming Wang, Masahiro Asari, Nao Obara and Shigeki Yamaguchi

    Citation: Surgical Case Reports 2020 6:130

    Content type: Case Report

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  25. Perforation of a duodenal diverticulum is a rare complication that may become fatal with a delay in appropriate treatment. However, the optimal treatment for perforated duodenal diverticulum remains controvers...

    Authors: Ayako Shimada, Koji Fujita, Minoru Kitago, Shunsuke Ichisaka, Keiichi Ishikawa, Hiroyuki Kikunaga, Koichiro Kumai and Hiroshi Miura

    Citation: Surgical Case Reports 2020 6:129

    Content type: Case Report

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  26. Aspergillus endocarditis (AE) is a rare and lethal cardiac infection with a high rate of mortality. AE most commonly presents in immunocompromised patients and is associated with various co-morbidities. Herein, w...

    Authors: Yuya Hiroshima, Soki Kurumisawa, Kei Aizawa, Noriyoshi Fukushima and Koji Kawahito

    Citation: Surgical Case Reports 2020 6:128

    Content type: Case Report

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  27. Colostomy via the intraperitoneal route is often performed during laparoscopic Hartmann’s operation or abdominoperineal resection. Internal hernia of the small intestine often occurs after colostomy. This repo...

    Authors: Hiroki Hashida, Ryosuke Kita, Masato Kondo, Ryosuke Mizuno, Hiroyuki Kobayashi and Satoshi Kaihara

    Citation: Surgical Case Reports 2020 6:127

    Content type: Case Report

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  28. Pancreatoduodenectomy with resection of the portal vein or superior mesenteric vein confluence has been safely performed in patients with pancreatic head cancer associated with infiltration of the portal vein ...

    Authors: Shota Kuwabara, Joe Matsumoto, Hiroyasu Tojima, Hideyuki Wada, Kohei Kato, Yukiko Tabata, Masaomi Ichinokawa, Tatsuya Yoshioka, Katsuhiko Murakawa, Atsushi Ikeda, Setsuyuki Ohtake and Koichi Ono

    Citation: Surgical Case Reports 2020 6:126

    Content type: Case Report

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  29. Granulosa cell tumor (GCT) is a type of ovarian sex cord-stromal tumor with low-grade malignancy, which can recur long after primary resection. All reports on GCTs in the liver describe cases of metastases, wh...

    Authors: Itsuki Koganezawa, Koichi Tomita, Masashi Nakagawa, Yosuke Ozawa, Toshimichi Kobayashi, Toru Sano, Rina Tsutsui, Naokazu Chiba, Akira Okimura, Munehide Nakatsugawa, Hiroshi Hirano and Shigeyuki Kawachi

    Citation: Surgical Case Reports 2020 6:125

    Content type: Case Report

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  30. Spontaneous mesenteric hematoma (SMH) is a rare condition characterized by intraperitoneal hemorrhage of unknown etiology. SMH without worsening of general status allows conservative management; however, patie...

    Authors: Nobuhisa Tanioka, Hiromichi Maeda, Sachi Tsuda, Jun Iwabu, Tsutomu Namikawa, Mitsuko Iguchi and Kazuhiro Hanazaki

    Citation: Surgical Case Reports 2020 6:124

    Content type: Case Report

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  31. We encountered a case of marginal ulcer in the jejunum after distal gastrectomy with jejunal pouch interposition. However, it has not been reported and not confirmed the treatment. We chose truncal vagotomy, c...

    Authors: Reika Yamashita, Naoto Takahashi, Kazuto Tsuboi, Norio Mitsumori, Hideyuki Kashiwagi and Katsuhiko Yanaga

    Citation: Surgical Case Reports 2020 6:123

    Content type: Case Report

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  32. Hemorrhage due to a ruptured splanchnic pseudoaneurysm followed by the formation of a postoperative pancreatic fistula is the most severe complication of a pancreatectomy, sometimes leading to a fatal outcome....

    Authors: Masaru Nemoto, Ken Koyama, Midori Enokido, Shohei Kudo and Fuyo Yoshimi

    Citation: Surgical Case Reports 2020 6:122

    Content type: Case Report

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  33. Ulcerative colitis (UC) developing during chemotherapy is very rare. Here, we describe a case of acute onset during chemoradiotherapy for lung adenocarcinoma, requiring a total proctocolectomy.

    Authors: Koichi Mohri, Kazuhiro Hiramatsu, Yoshihisa Shibata, Taro Aoba, Masahiro Fujii, Atsuki Arimoto, Akira Ito and Takehito Kato

    Citation: Surgical Case Reports 2020 6:121

    Content type: Case Report

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  34. Various techniques are applied in laparoscopic surgery for the treatment of urachal remnants, which are less invasive and associated with lower morbidity. We herein report a case series in which we treated ura...

    Authors: Naoki Hashizume, Masahiro Ohtaki, Kouei Nihei, Kaoru Sakamoto, Yasuhiro Shirahata, Tetsuya Shimada, Eriko Ohta, Daisuke Yamai, Akihiro Takeshi, Kaito Sato, Satoshi Suzuki and Minoru Yagi

    Citation: Surgical Case Reports 2020 6:120

    Content type: Case Report

    Published on:

  35. Adenomyoepithelioma (AME) of the breast is a very rare tumor and is generally considered to be benign. However, some show malignant transformation, which results in local recurrences or distant metastases. The...

    Authors: Kazuki Moro, Eiko Sakata, Asa Nakahara, Hideki Hashidate, Emmanuel Gabriel and Haruhiko Makino

    Citation: Surgical Case Reports 2020 6:118

    Content type: Case Report

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  36. Metastatic pancreatic tumors from lung cancer (MPTLC) constitute 3% of all metastatic pancreatic tumors. We present an extremely rare case of cystic MPTLC that was difficult to distinguish from intraductal pap...

    Authors: Akira Watanabe, Norifumi Harimoto, Takahiro Yamanaka, Norihiro Ishii, Mariko Tsukagoshi, Takamichi Igarashi, Norio Kubo, Kenichiro Araki, Aya Suzuki, Kenichiro Hara and Ken Shirabe

    Citation: Surgical Case Reports 2020 6:117

    Content type: Case Report

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  37. Although endoscopic interventions for chronic pancreatitis are highly developed, surgery for severe complicated cases such as the coexistence of bile duct, duodenum, and portal vein stenosis is a challenging i...

    Authors: Yuka Abe, Takafumi Kumamoto, Gakuryu Nakayama, Kentaro Miyake, Yasuhiro Yabushita, Yu Sawada, Yuki Homma, Kazuhisa Takeda, Ryusei Matsuyama and Itaru Endo

    Citation: Surgical Case Reports 2020 6:116

    Content type: Case Report

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  38. Small bowel stenosis after blunt abdominal trauma is relatively rare, and progression from trauma to bowel stenosis might sometimes be delayed. Herein, we report the case of a patient who was diagnosed with sm...

    Authors: Kazushi Hara, Manabu Yamamoto, Teruhisa Sakamoto, Ken Sugezawa, Chihiro Uejima, Akimitsu Tanio, Yoichiro Tada, Takehiko Hanaki, Kozo Miyatani, Joji Watanabe, Kyoichi Kihara, Naruo Tokuyasu, Shuichi Takano, Soichiro Honjo and Yoshiyuki Fujiwara

    Citation: Surgical Case Reports 2020 6:115

    Content type: Case Report

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  39. While anastomotic leakage, recurrent laryngeal nerve paralysis, and pneumonia are well-known complications of esophagectomy, the incidence of hiatal hernia after esophagectomy for carcinoma has been reported t...

    Authors: Takuro Konno-Kumagai, Tadashi Sakurai, Yusuke Taniyama, Chiaki Sato, Kai Takaya, Ken Ito and Takashi Kamei

    Citation: Surgical Case Reports 2020 6:114

    Content type: Case Report

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  40. Celiac axis compression syndrome (CACS) is a relatively rare disease. Because of the nature of the blood flow in the celiac region when a pancreatoduodenectomy (PD) is performed for CACS, the celiac region can...

    Authors: Katsuki Miyazaki, Yuji Morine, Yu Saito, Shinichiro Yamada, Kazunori Tokuda, Tetsuya Ikemoto, Satoru Imura and Mitsuo Shimada

    Citation: Surgical Case Reports 2020 6:113

    Content type: Case Report

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  41. We report a rare case of gastrointestinal stromal tumors (GISTs) in Carney’s triad, successfully treated using laparoscopic gastrectomy with lymph node dissection after chemotherapy.

    Authors: Yuhi Shimura, Shingo Kanaji, Naoki Urakawa, Masashi Yamamoto, Masako Utsumi, Gousuke Takiguchi, Hiroshi Hasegawa, Yoshiko Matsuda, Kimihiro Yamashita, Takeru Matsuda, Taro Oshikiri, Tetsu Nakamura, Satoshi Suzuki and Yoshihiro Kakeji

    Citation: Surgical Case Reports 2020 6:112

    Content type: Case Report

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  42. Subtotal cholecystectomy is an effective surgical method to decrease the risk of complications for gallbladders that are difficult to remove. However, there is a risk for postoperative refractory bile leakage ...

    Authors: Tsukasa Aritake, Kenji Takagi, Natsuki Nagano, Ryutaro Kobayashi, Takashi Maeda, Kiyotaka Kawai, Satoru Kawai and Satoaki Kamiya

    Citation: Surgical Case Reports 2020 6:111

    Content type: Case Report

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  43. Spontaneous pneumothorax occurs more often in younger, slim, and shallow-chested men. Although less common, differential diagnoses for secondary pneumothorax in children are asthma, emphysematous blebs, catame...

    Authors: Hisayuki Miyagi, Daisuke Ishii, Masatoshi Hirasawa, Shunsuke Yasuda, Naohisa Toriumi, Takeo Sarashina, Mishie Tanino, Mio Tanaka, Yukichi Tanaka and Kazutoshi Miyamoto

    Citation: Surgical Case Reports 2020 6:109

    Content type: Case Report

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  44. Small bowel obstruction after gastrectomy with Roux-en-Y reconstruction (R-Y reconstruction) is not a rare complication. However, patients who need re-operation for this complication have a high rate of postop...

    Authors: Teppei Kamada, Hironori Ohdaira, Sojun Hoshimoto, Satoshi Narihiro, Norihiko Suzuki, Rui Marukuchi, Hideyuki Takeuchi, Masashi Yoshida, Eigoro Yamanouchi and Yutaka Suzuki

    Citation: Surgical Case Reports 2020 6:108

    Content type: Case Report

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  45. Pancreatic hamartomas are rare entities and difficult to diagnose before resection. We report a case of resected pancreatic hamartoma and literature review of typical characteristics of the lesion.

    Authors: Hokahiro Katayama, Kyohei Azuma, Kenji Koneri, Makoto Murakami, Yasuo Hirono, Satomi Hatta, Yoshiaki Imamura and Takanori Goi

    Citation: Surgical Case Reports 2020 6:107

    Content type: Case Report

    Published on:

  46. Retroperitoneal liposarcoma (RPLS) is the most commonly observed soft tissue sarcoma in the retroperitoneal space. Although the beneficial effect of chemotherapy for RPLS is controversial, there are some repor...

    Authors: Yukihiro Yokoyama, Yoshihiro Nishida, Kunihiro Ikuta and Masato Nagino

    Citation: Surgical Case Reports 2020 6:105

    Content type: Case Report

    Published on:

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