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Article
Solitary pleural metastasis in rectal cancer
Pleural metastasis in rectal cancer is often due to secondary invasion or dissemination from intrapulmonary metastases. To date, there are no reports on solitary pleural metastasis. Here, we report a rare case...
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Article
Colitis induced by Lenvatinib in a patient with advanced hepatocellular carcinoma
Lenvatinib is a standard molecular targeted agent for the first-line treatment of unresectable hepatocellular carcinoma. Here, we report a case of colitis induced by Lenvatinib treatment in a patient with hepa...
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Article
Open AccessA case of recurrent malignant phyllodes tumor undergoing nipple-sparing mastectomy with immediate breast reconstruction
Although the primary treatment for malignant phyllodes tumor (PT) is complete surgical excision with either breast-conserving surgery or total mastectomy, recent technical advances have led to the adoption of ...
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Article
Cellular prion protein transcriptionally regulated by NFIL3 enhances lung cancer cell lamellipodium formation and migration through JNK signaling
Tumor invasion and metastasis are the major causes of treatment failure and mortality in lung cancer patients. In this study, we identified a group of genes with differential expression in in situ and invasive...
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Article
Two cases of primary supratentorial intracranial rhabdomyosarcoma with DICER1 mutation which may belong to a “spindle cell sarcoma with rhabdomyosarcoma-like feature, DICER1 mutant”
Rhabdomyosarcoma is the most common soft-tissue sarcoma affecting children and adolescents. It is defined as a malignant neoplasm characterized by morphologic, immunohistochemical, ultrastructural, or molecula...
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Article
Open AccessCytopathological findings of proliferating pilomatricoma misdiagnosed as a malignant parotid gland tumor
Pilomatricoma is a relatively common benign cutaneous adnexal neoplasm with differentiation towards the hair matrix, inner sheath of hair follicle and hair cortex. Proliferating pilomatricoma is a rare variant...
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Article
Open AccessAn autopsy case of peripheral T cell lymphoma occurring in a postpartum woman: a unique case suggesting changes in the immunocharacteristics of lymphoma cells before and after delivery
The occurrence of malignant lymphoma after delivery is an extremely rare event. Although several cases of Hodgkin lymphoma and B cell lymphoma and a few cases of peripheral T cell lymphoma (PTCL) after deliver...
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Article
The roles of 18F-FDG-PET/CT and US-guided FNAC in assessment of axillary nodal metastases in breast cancer patients
There is a need for less invasive techniques for preoperative identification of axillary lymph node (ALN) metastases.
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Article
Open AccessA diagnostic marker for superficial urothelial bladder carcinoma: lack of nuclear ATBF1 (ZFHX3) by immunohistochemistry suggests malignant progression
Pathological stage and grade have limited ability to predict the outcomes of superficial urothelial bladder carcinoma at initial transurethral resection (TUR). AT-motif binding factor 1 (ATBF1) is a tumor supp...
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Article
Clinicopathological differences between variants of the NAB2–STAT6 fusion gene in solitary fibrous tumors of the meninges and extra-central nervous system
Investigations on the NAB2–STAT6 fusion gene in solitary fibrous tumors (SFTs) and hemangiopericytomas (HPCs) have increased since its discovery in 2013. Although several SFTs reported without NAB2–STAT6 fusion g...
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Article
NAB2–STAT6 fusion gene analysis in two cases of meningeal solitary fibrous tumor/hemangiopericytoma with late distant metastases
We present two cases of meningeal solitary fibrous tumor (SFT)/hemangiopericytoma (HPC) with immunohistochemistry of STAT6 and analysis of NAB2–STAT6 fusion genes. Case 1 was a 37-year-old male with a left mid...
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Article
Open AccessThymic lymphoid hyperplasia with multilocular thymic cysts diagnosed before the Sjögren syndrome diagnosis
Thymic lymphoid hyperplasia is often present with myasthenia gravis as well as other autoimmune diseases such as systemic lupus erythematosus and rheumatoid arthritis. Of the 4 cases of thymic lymphoid hyperpl...
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Article
Narrow band imaging-guided endoscopic biopsy for intraventricular and paraventricular brain tumors: clinical experience with 14 cases
Narrow-band imaging (NBI) has been confirmed as a useful endoscopic technique to distinguish neoplasm from normal tissue, on the basis of the enhanced neovascularity of tumor tissue. NBI-guided tissue biopsy f...
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Article
Seed migration after transperineal interstitial prostate brachytherapy with I-125 free seeds: analysis of its incidence and risk factors
The purpose of this study was to evaluate the incidence and predictors of seed migration after transperineal interstitial prostate brachytherapy.
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Article
EGFR and HER2–Akt–mTOR signaling pathways are activated in subgroups of salivary gland carcinomas
Salivary gland carcinomas encompass a wide spectrum of histological entities. To identify candidate therapeutic targets and innovative treatment options for these carcinomas, we examined epidermal growth facto...
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Article
Modification of the surgical procedure to enable the complete resection of lung cancer with carcinomatous pleuritis
Carcinomatous pleuritis, accompanied by pleural dissemination or malignant pleural effusion, is listed as one of the factors limiting adequate surgical treatment. It is relatively easy to peel the parietal ple...
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Article
Clinicopathological study of surgically treated cases of tracheobronchial adenoid cystic carcinoma
Between 1980 and 2007, five patients were pathologically diagnosed as tracheobronchial adenoid cystic carcinoma (ACC). All five patients were women aged 37–67 years. Four tumors were located in the larger airw...
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Article
Histological examination of frozen autograft treated by liquid nitrogen removed 6 years after implantation
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Article
Flare-up of Nonalcoholic Steatohepatitis After Hepatectomy Resulted in Hepatic Failure in a Patient with Type 2 Diabetes Mellitus
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Article
A case of primary small cell carcinoma of the breast
We report a rare case of primary small cell carcinoma of the breast. A 44-year-old woman was admitted to our hospital with a mass in her left breast. Fine-needle biopsy revealed small cell carcinoma with neuro...
