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Dive into the research topics where Masahiro Matsunaka is active.

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Featured researches published by Masahiro Matsunaka.


Helicobacter | 2001

Beneficial Effect of Helicobacter pylori Eradication in Dermatologic Diseases

Akiko Shiotani; Kazuhisa Okada; Kimihiko Yanaoka; Hidekazu Itoh; Shingo Nishioka; Mikihisa Sakurane; Masahiro Matsunaka

A relationship between skin diseases, particularly rosacea and chronic urticaria, and H. pylori infection has been suggested.


Journal of Cutaneous Pathology | 1974

Stratum corneum in psoriasis vulgaris. A transmission and scanning electron microscopic study

Isser Brody; Yutaka Mishima; Masahiro Matsunaka

This is a transmission and scanning electron microscopic study of stratum cerneum in psoriasis vulgaris.


Skin Cancer | 1996

Complicated case of Paget disease after nipple conservative operation of mammary cancer with multiple Bowen disease.

Mikihisa Sakurane; Masahiro Matsunaka

We report herein a case of mammary Pagets disease complicated by multiple Bowens disease in a patient who had received successive chemotherapy during follow-up for surgical resection of breast cancer preserving the nipple 8 years earlier.Subject: The patient was a 52-year-old housewife.In 1988, she underwent left breast cancer resectomy preserving the nipple at another hospital.In 1991, erosion on the left nipple was noted.In 1993, erythema on the inner portion of the right breast was noticed.In 1995, since erosion of the left nipple expanded to the areola and was accompanied by gradual extension of erythema on the inner portion of the right breast as well as dispersion of erythema on other parts of the trunk, the patient consulted a local dermatologist.Because Bowens disease was diagnosed by biopsy of the left areola with erythema due to suspected Pagets disease, the patient was reffered to our hospital.At our department, biopsy of the left areola as well as the erythematous area of the trunk was performed again.On histopathological examination, the patient was diagnosed with mammary Pagets disease and multiple Bowens disease.The findings of the biopsy performed at the other hospital also indicated Pagets disease.


Skin Cancer | 1996

Observation of MHE by thermography. Follow-up of head malignant hemangioendothelioma by thermography.

Tomoko Nishikawa; Masahiro Matsunaka

We already reported this case as a malignant hemangioendothelioma (MHE) case where effects of one shot intraarterial recombinant interleukin-2 (IL-2) injection therapy were remarkable compared to conventional local injection of IL-2 or intraarterial therapy. We first used thermography to observe the therapy course of this case. The patient was 77-year-old female with MHE at the left forehead. At the first examination, tumor region and its circumferential erythema demonstrated high temperature on thermography. After one shot intraarterial IL-2 injection for 17 times, high temperature region on thermography was markedly reduced and the erythema disappeared. Pathological finding of the region revealed no tumor cells. Since thermography could detect aggravation of the disease due to discontinuance of thetherapy at an early stage as enlargement of the high temperature region, the method was estimated valuable asasupplemental diagnostic method for observation of the disease course.


Journal of Investigative Dermatology | 1975

PAGETOID PREMALIGNANT MELANOSIS AND MELANOMA: DIFFERENTIATION FROM HUTCHINSON'S MELANOTIC FRECKLE

Yutaka Mishima; Masahiro Matsunaka


Archives of Dermatology | 1961

Phenylalanine and Tyrosine in Collagen Diseases: Urinary Excretion of General Intermediary Metabolites of Tyrosine in Patients with Collagen Disease and Liver Disease

Nagao Nishimura; Kozo Maeda; Masataka Yasui; Hisashi Okamoto; Masahiro Matsunaka; Hajimu Toshina


Radiology | 1999

T1 and T2 lip cancer: a superselective method of facial arterial infusion therapy--preliminary experience.

Kazushi Kishi; Masahiro Matsunaka; Morio Sato; Tetsuo Sonomura; Mikihisa Sakurane; Koji Uede


Skin research | 1995

Two Cases of von Recklinghausen's Disease Complicated by Malignant Schwannoma from 150 Cases of von Recklinghausen's Disease

Shoko Kanehara; Masahiro Matsunaka; Yoshimi Minami; Yoko Satani; Akiko Koyama; Koji Uede; Kenji Hiroi; Masahiro Amano


Skin Cancer | 1994

Long medical treatment case of angiosarcoma.

Yoshimi Deguchi; Masahiro Matsunaka; Akifumi Yamamoto


Skin research | 1993

A Case of Intradermal Creeping of Pubic Hair

Yasuyo Ueda; Masahiro Matsunaka

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Koji Uede

Wakayama Medical University

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Chiaki Ohda

Wakayama Medical University

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Tatsuya Shimakage

Wakayama Medical University

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Toshio Kiri

Wakayama Medical University

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Naoki Okazaki

Wakayama Medical University

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Masahiro Amano

Wakayama Medical University

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Harumi Yoshida

Wakayama Medical University

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Masakatsu Nakata

Wakayama Medical University

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Takako Ishii

Wakayama Medical University

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Kenji Hiroi

Wakayama Medical University

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