Publications by authors named "Kensuke Fukuchi"

A 35-year-old male patient with atopic dermatitis (AD) was referred to our department for exacerbated AD lesions. His sudden discontinuation of topical corticosteroid had induced erythroderma on his face, extremities, and trunk. Additionally, he presented small multiple whitish papules, mainly on the trunk and thighs, diagnosed as molluscum contagiosum (MC).

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Background: Systemic therapy using immune checkpoint inhibitors (ICIs) has recently become prevalent in the treatment of patients with various types of advanced cancers; however, difficulties are still associated with predicting the outcomes of patients receiving ICIs due to heterogenous responses to these agents.

Objective: To develop a prognostic model for advanced cancer patients treated with ICIs.

Patients And Methods: This study retrospectively analyzed the impact of clinical parameters on overall survival (OS) in 329 patients with several advanced solid malignant tumors who received systemic therapy using ICIs.

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Mamushi bites cause swelling and pain that extend from the bitten site. The coagulopathic, anti-coagulopathic, and vasculopathic actions of mamushi venom result in various laboratory abnormalities, occasionally with muscular, renal, and other organ damage. We investigated the serum biomarkers that were associated with the pathogenesis of mamushi bites, focusing on markers related to tissue-damage and neutrophil activation.

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This report highlights azathioprine-induced severe myelosuppression in the patient with NUDT15 minor variant. This case report is particularly instructive because several typical symptoms are the clues to this critical adverse drug reaction.

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Dermoscopic images of pigmented lesions have distinct features on the sole where skin ridges and furrows exist. Pigmentation of benign nevus usually locates on the skin furrow, while the malignant melanoma is pigmented on the skin ridge. Correspondence between dermoscopy and pathology in the pigmented lesions on soles have been studied based on conventional vertical pathological images.

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Article Synopsis
  • Dermoscopy is an effective method for diagnosing melanocytic lesions like nevi and melanoma, identifying features such as pigment networks and dots.
  • Traditional 2D vertical images make it challenging to correlate horizontal dermoscopic views with vertical histopathological views.
  • The study introduced a new digital reconstruction technique that converts multiple 2D sections into 3D images, aiding in the understanding of dermoscopic structures and serving as a valuable educational resource for beginners.
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Herpes zoster (HZ) is a recurrent varicella zoster virus (VZV) infection. Follicular helper T (Tfh) cells produce IL-21 and CXCL13, which contributes to the differentiation of plasmablasts. Plasmablasts are involved in the VZV-specific antibody production.

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Acanthosis nigricans (AN) is a pigmentary skin disorder, which may present in association with clinical disorders such as obesity and malignancy. Occasionally, this unique skin manifestation is seen in alliance with several skeletal disorders, such Crouzon syndrome, achondroplasia and hypochondroplasia (HCH). These orthopedic disorders are known to have genetic changes in FGFR3.

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