Background: Septic thrombophlebitis is an iatrogenic life-threatening disease associated with use of central venous devices and intravenous (IV) therapy. In cancer patients receiving chemotherapy, vein resection or surgical thrombectomy in large central venous lines is time-consuming, can delay administration of chemotherapy, and therefore can compromise tumor control. Experience with thrombolysis has been published for catheter-related thrombosis but for septic thrombosis, this experience is scarce.
The transcription factor PAX8, a member of the paired box-containing gene family with an important role in embryogenesis of the kidney, thyroid gland and nervous system, has been described as a biomarker in tumors of the thyroid, parathyroid, kidney and thymus. The PAX8 gene gives rise to four isoforms, through alternative mRNA splicing, but the splicing pattern in tumors is not yet established. Cervical cancer has a positive expression of PAX8; however, there is no available data determining which PAX8 isoform or isoforms are present in cervical cancer tissues as well as in cervical carcinoma-derived cell lines. Instead of a differential pattern of splicing isoforms, we found numerous previously unreported PAX8 aberrant transcripts ranging from 378 to 542 bases and present in both cervical carcinoma-derived cell lines and tumor samples. This is the first report of PAX8 aberrant transcript production in cervical cancer. Reported PAX8 isoforms possess differential transactivation properties; therefore, besides being a helpful marker for detection of cancer, PAX8 isoforms can plausibly exert differential regulation properties during carcinogenesis.
Mucormycosis is a rare opportunistic fungal infection caused by saprophytic zygomycetes. These fungal infections are caused by members of the mucorales. The clinical importance of zygomycosis, an emerging and frequently fatal mycotic disease, has increased during recent years, due to several risk factors such as (a) the use of broad-spectrum antibiotic, (b) use of empirical antifungal treatment (mainly triazoles), and (c) aggressive chemotherapy and sustained leucopenia (i.e., peripheral stem cell transplantation). An almost fulminant pneumonia caused by Syncephalastrum racemosum in an immunocompromised patient with an aggressive non-Hodgkin lymphoma (NHL) is described. Despite treatment with amphotericin B, deoxycholate, caspofungin, and surgical resection of fungal bodies from both lungs, and survival of 10 months without relapsing from fungal infection, the patient died due to hematological complications from an unresponsive disease. Herein is the description of the first case of pulmonary infection caused by Syncephalastrum racemosum.
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