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Tumor-like bone lesions include various conditions of a non-neoplastic nature originating from or affecting the bone as solitary or sometimes multiple bone lesions. This review discusses the most important cystic tumor-like lesions, such as simple bone cyst, aneurysmal bone cyst, intraosseous
PIWI-like 1 and PIWI-like 2 play a role in stem cell self-renewal, and enhanced expression has been reported for several tumor entities. However, few studies have investigated PIWI-like 1 and PIWI-like 2 expressions in breast cancer subtypes regarding prognosis. Therefore, we examined protein
A 74 year old woman developed nodular infiltrations and confluating tumors within one and a half year which appeared as an unusual, tumor like variety of a lupus vulgaris.
Multiple sclerosis is a chronic demyelinating disease of the central nervous system. Tumor-like manifestation of multiple sclerosis is one of the rare clinical variants and it is frequently misdiagnosed. This is a report on a 45-year-old man who presented with right-sided hemiparesis. Initial
Sarcoidosis is a multisystem granulomatous disease of unknown aetiology with variable manifestations, which may affect virtually any organ. Muscular sarcoidosis is a rare entity, and among this group of muscular lesions, the tumour-like muscular sarcoidosis subtype is extremely rare. We report on
Insulin and IGFs play an important role in cancer initiation and progression, including ovarian cancer (OC). Epithelial ovarian cancer (EOC) is the most frequent type of OC in women and it is the most lethal gynecological malignancy worldwide. Generally, insulin is associated with metabolism,
Tumors of the heart may be neoplastic or nonneoplastic. The latter are the topic of this section and include hamartomas, heterotopias, cysts and inclusions, age-related growths, reactive proliferations, thrombotic lesions, and infections or infestations. Their importance lies not only in the fact
The diverse non-neoplastic lesions that occur in the paratesticular region and may potentially mimic neoplasms are considered. These include some aspects of normal histology such as a cribriform pattern of the epididymis, bizarre nuclear atypia within epididymal epithelial cells and the presence of