WordNet

not dangerous to health; not recurrent or progressive (especially of a tumor)
pleasant and beneficial in nature or influence; "a benign smile"; "the benign sky"; "the benign influence of pure air" (同)benignant
kindness of disposition or manner; "the benign ruler of millions"; "benign intentions"
an abnormal new mass of tissue that serves no purpose (同)tumour, neoplasm

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1. 腎の小腫瘤の診断的アプローチ、鑑別診断、および治療 diagnostic approach differential diagnosis and treatment of a small renal mass
2. Epidemiology, pathology, and pathogenesis of renal cell carcinoma
3. 腎細胞癌の臨床症状、評価、および病期分類 clinical manifestations evaluation and staging of renal cell carcinoma
4. 結節性硬化症の腎症状 renal manifestations of tuberous sclerosis complex
5. 遺伝性腎癌症候群 hereditary kidney cancer syndromes

Moradi F1, Jamali M, Barkhodari A, Schneider B, Chin F, Quon A, Mittra ES, Iagaru A.
Clinical nuclear medicine.Clin Nucl Med.2016 Jun;41(6):e281-7. doi: 10.1097/RLU.0000000000001100.
PURPOSE: To analyze the biodistribution of Ga-DOTA-TATE in the normal tissues and uptake in benign, indeterminate, and malignant lesions in a population of patients with known neuroendocrine tumors (NET) using semiquantitative standardized uptake values (SUV) measurements.METHODS: One hundred four c
PMID 26673240

Al Omran B1, Ansari N2.
Oman medical journal.Oman Med J.2016 May;31(3):223-6. doi: 10.5001/omj.2016.42.
Angiomyolipomas (AMLs) are the most common mesenchymal renal neoplasms and are classified as neoplasms of perivascular epithelioid cells (PEComa). AML is usually a benign neoplasm arising most often in the kidney although it has been described in a wide variety of sites. Most patients are adults, an
PMID 27162594

Surgical treatment of a retroperitoneal benign tumor surrounding important blood vessels by fractionated resection: A case report and review of the literature.

Wan Z1, Yin T1, Chen H1, Li D1.
Oncology letters.Oncol Lett.2016 May;11(5):3259-3264. Epub 2016 Mar 31.
Retroperitoneal tumors are lesions with diverse pathological subtypes that originate from the retroperitoneal space; ~40% of these tumors are benign. Due to such lesions often surrounding and associating with vital abdominal blood vessels, a complete surgical resection is difficult. The current stud
PMID 27123100

Metastasis of Renal Cell Carcinoma to Spinal Hemangioblastoma in a Patient with von Hippel–Lindau Disease: A Case Report

WAKITA Shogo,TAMIYA Ado,HIGUCHI Yoshinori,KIKUCHI Hiroshi,KUBOTA Masaaki,IKEGAMI Shiro,HORIGUCHI Kentaro,IKEDA Junichiro,IWADATE Yasuo
NMC Case Report Journal 8(1), 129-135, 2021
… <p>von Hippel–Lindau (VHL) disease is characterized by neoplastic and cystic lesions, such as central nervous system (CNS) hemangioblastoma and clear cell renal cell carcinoma (RCC), arising in multiple organs. … We suggest that tumor-to-tumor metastasis should be considered as a differential diagnosis if benign tumors grow rapidly, even if the pathological diagnosis does not initially confirm malignancy. …
NAID 130008049308

木下亜希,石川博士,剣持敬,岡嶋祐子
日本産科婦人科内視鏡学会雑誌 36(2), 187-192, 2020
… We report two cases of women with ovarian tumors, who underwent laparoscopic surgery following kidney transplantation. … We adjusted the laparoscopic port placement to the location of the transplanted kidney, and administered perioperative immunosuppressive drugs and antibiotics in consultation with the renal transplantation specialists. …
NAID 130007980674

金城秀俊,安慶名信也,上里迅,真栄田裕行,鈴木幹男
頭頸部外科 30(1), 67-72, 2020
転移性甲状腺腫瘍は稀であり，特別な画像所見がないため術前に診断をつけることが難しい。われわれは腎細胞癌の甲状腺転移例を経験したので報告する。症例は55歳，女性。当科初診11年前に腎細胞癌により右腎摘出を受けた。受診9年前に膵頭部に再発し同部位を摘出された。受診3-4年前に右甲状腺腫大を認め増大傾向にあった。穿刺吸引細胞診で濾胞性腫瘍疑いの診断を受け，当科を受診した。甲状腺以外に頭頸部領域に腫瘍性病 …
NAID 130007877584