Unclassified hepatocellular adenoma with histological brown pigment deposition and serum PIVKA-II level elevation: a case report.

Hoshino, Kouki; Harimoto, Norifumi; Muranushi, Ryo; Hagiwara, Kei; Yamanaka, Takahiro; Ishii, Norihiro; Tsukagoshi, Mariko; Igarashi, Takamichi; Watanabe, Akira; Kubo, Norio; Araki, Kenichiro; Tomomasa, Ran; Nobusawa, Sumihito; Aishima, Shinichi; Nakashima, Osamu; Shirabe, Ken

Hoshino, Kouki; Harimoto, Norifumi; Muranushi, Ryo; Hagiwara, Kei; Yamanaka, Takahiro; Ishii, Norihiro; Tsukagoshi, Mariko; Igarashi, Takamichi; Watanabe, Akira; Kubo, Norio; Araki, Kenichiro; Tomomasa, Ran; Nobusawa, Sumihito; Aishima, Shinichi; Nakashima, Osamu; Shirabe, Ken.

Hoshino K; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Harimoto N; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan. nharimotoh1@gunma-u.ac.jp.
Muranushi R; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Hagiwara K; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Yamanaka T; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Ishii N; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Tsukagoshi M; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Igarashi T; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Watanabe A; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Kubo N; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Araki K; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.
Tomomasa R; Department of Human Pathology, Graduate School of Medicine, Gunma University, Maebashi, Gunma, 371-8511, Japan.
Nobusawa S; Department of Human Pathology, Graduate School of Medicine, Gunma University, Maebashi, Gunma, 371-8511, Japan.
Aishima S; Department of Pathology and Microbiology, Faculty of Medicine, Saga University, Nabeshima, Saga, 849-8501, Japan.
Nakashima O; Department of Clinical Laboratory Medicine, Kurume University Hospital, Kurume, Fukuoka, 830-0011, Japan.
Shirabe K; Department of General Surgical Science, Division of Hepatobiliary and Pancreatic Surgery, Graduate School of Medicine, Gunma University, 3-39-22 Showamachi, Maebashi, Gunma, 371-8511, Japan.