Publications by authors named "D Abdel-Aziz"

The gut microbiota plays a role in energy homeostasis: its composition differs in lean and obese mice and may impact insulin sensitivity. The immune system has co-evolved with the gut microbiota, but direct regulation of microbial communities by the immune system and its metabolic impact is unclear. Mice lacking the immune cell specific transcription factor T-bet (Tbx21) are insulin sensitive.

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Sternal fractures are associated with significant morbidity and mortality, with some patients requiring admission for pain management, often through systemic analgesia, which may be ineffective. Regional anaesthetic techniques are more challenging for sternal fractures than rib fractures and require experienced clinicians. Local anaesthetic techniques are becoming recognised as a modality to improve pain control and to reduce complications from opioid use, especially in the elderly.

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The development of veno-venous collaterals is an important and treatable cause of cyanosis in patients who had undergone partial cavo-pulmonary connection (PCPC) operations. Nevertheless, the literature on this complicated therapeutic option is sparse. Patients can present cyanosis either immediately after the operation (<30 days), which delays or hinders discharge from the intensive care unit or cyanosis may occur late: (>30 days and/or in another hospital admission), after the operation.

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Immune mediated inflammatory diseases (IMIDs) are a diverse range of diseases that affect joints with early overlapping symptoms. Rheumatoid arthritis (RA) and psoriatic arthritis (PsA) are the most common disorders sharing immune-pathogenic mechanisms that cause peripheral arthritis. Psoriasis (Ps) is a chronic inflammatory autoimmune skin disease characterized by epidermal hyperplasia with significant invasion by inflammatory cells.

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