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Nervous system (NS) affection may occur in Eosinophilic Granulomatosis with Polyangiitis (EGPA), but its clinical manifestations and pathophysiology are rarely described. Our aims are to characterize central and peripheral NS (CNS/PNS) involvement and compare biological markers in EGPA patients with and without neurological manifestations. Retrospective observational study, including EGPA patients with and without neurological manifestations. Demographics, clinical data, and immunological markers were analyzed. Descriptive and inferential statistics were performed. GSK2643943A research buy Sixteen patients were included; 11 (68.8%) of whom were male, with a mean age of 63.38 years; 8 with (Group 1) and 8 without (Group 2) neurological findings. Neurological impairment preceded EGPA diagnosis in 5 patients, and occurred during follow-up in 3 patients after a median of 4.0 years. CNS manifestations observed were stroke (n = 2), bilateral central retinal artery occlusion (n = 1), and compressive dorsal myelopathy due to extradural granulation tissue (n = 1). PNS manifestations were axonal polyneuropathy (n = 3), sensorineural hearing loss (n = 3), and multiplex mononeuropathy (n = 1). Two patients had both PNS and CNS involvement. There were no statistical differences regarding biological markers [eosinophil count, myeloperoxidase (MPO) antibodies titers] between the 2 groups. One patient from Group 1 was unresponsive to treatment and permanent neurological sequelae were observed in 7 cases. EGPA-related NS involvement can be heterogeneous and is responsible for long-term sequelae. In our sample, the main neurological scenarios were peripheral neuropathy, VIII cranial nerve neuropathy, ischemic lesions and compressive myelopathy. Patients with and without neurological manifestations did not differ in eosinophilic count and MPO titer.We had a 72-year-old man with advanced gastric cancer, poorly differentiated adenocarcinoma, receiving chemotherapy with S-1 (tegafur, gimeracil, and oteracil potassium) plus oxaliplatin. Ascites developed despite remission of gastric cancer and metastasis. Given no malignant cells in ascites, leg edema, renal impairment, hypoalbuminemia, and massive proteinuria, we diagnosed as nephrotic syndrome with microscopic hematuria. Renal biopsy showed membranoproliferative glomerulonephritis with no deposition of immunoglobulins and complements. Of note, electronic microscopy found organized deposits with microtubular structures in the glomerular capillary lumens and subendothelial spaces. The liquid chromatography-tandem mass spectrometry method detected fibrinogen alpha chain, beta chain, gamma chain, and fibronectin, and we eventually diagnosed cryofibrinogen-associated glomerulonephritis. Cryofibrinogen was not detected in plasma. He was expired at 5 months following renal biopsy due to the progression of refractory nephrotic syndrome. In addition to the detailed assessment of specifically organized deposits, the analysis using liquid chromatography-tandem mass spectrometry method is useful to diagnose cryofibrinogen-associated glomerulonephritis. We should consider cryofibrinogen-associated glomerulonephritis as a differential diagnosis when the patients with malignancy showed abnormal urinalysis and renal impairment, though it is a rare disease.
Inadequate osteoporosis education can make patients ill-informed concerning preventive and therapeutic interventions and creates misconceptions and unnecessary concerns about the disease.
Our study aimed to assess whether patients referred to the DXA exam by their general practitioner are informed about risk factors for osteoporosis, comparing patients who received a diagnosis of osteoporosis before the exam with those without this diagnosis.
An observational single-center study was performed among patients who were referred to the DXA exam at the Osteoporosis Service of Marche Nord Hospital (Fano, Italy) between April and July 2019. Socio-demographic and clinical characteristics, awareness of suffering from osteoporosis, femoral and lumbar spine T-score and bone mineral density, risk of fracture and the I-FOOQ score were assessed.
A pilot study was carried out to validate the questionnaire in the Italian language (alpha-Cronbach 0.75). After that, a sample of 128 patients was enrolled (response rate neral density and risk of fracture. Knowing to suffer from osteoporosis does not increase the likelihood to be informed. It is mandatory to improve the education that is provided to the patients, as there are effective non-pharmacological interventions to prevent and treat osteoporosis.Ovarian cancer is the most deadly gynecological malignant tumor in the world today. Previous studies have shown that insulin-like growth factor-1 receptor (IGF-1R) is closely related to the occurrence and development of ovarian cancer, and ovarian cancer cells endogenously express high IGF-1R. Therefore, IGF-1R could be used as a target for ovarian cancer treatment. In the past, the strategy for preparing IGF-1R antagonists was to use IGF-1R antibody and small-molecule inhibitor. In the current research, we use a new method to prepare IGF-1R antagonists. We prepared a series of IGF-1 internal imaging anti-idiotypic antibodies by anti-idiotypic antibody strategy. After a series of screening and identification, one of the anti-idiotypic antibodies (B003-2A) was selected for further evaluation, and the results showed that B003-2A could not only inhibit the binding of IGF-1 to IGF-1R but also inhibit the signaling mediated by IGF-1R. Further work showed that B003-2A inhibited the proliferation of ovarian cancer cells in vivo and in vitro. In addition, the current study also indicates that B003-2A could enhance the sensitivity of cisplatin in cisplatin-resistant ovarian cancer cell lines. In summary, our research shows that B003-2A can be used to treat ovarian cancer. The current study also laid the foundation for the development of IGF-1R antagonist.Malignant tumors comprise various types of normal cells and tumor cells, and are infiltrated by large numbers of immune cells, including macrophages. The results of numerous studies on the function and significance of intratumoral macrophages (tumor-associated macrophages) suggest that these macrophages generally enhance tumor progression rather than act as anti-tumor immune agents. Although much remains unknown, in this review, we attempt to describe the role of macrophages in the tumor microenvironment, and discuss their potential mechanisms on the recent immunotherapy.
Homepage: https://www.selleckchem.com/products/gsk2643943a.html
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