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Effects of leukocyte- and platelet-rich plasma on tendon disorders based on and studies (Review).

Tendon-related disorders are common musculoskeletal system disorders in clinical practice, accounting for 30-50% of all sports-related injuries, and they are difficult to treat due to the hypovascular structure of the tendons. Platelet-rich plasma (PRP), including pure PRP and leukocyte- and platelet-rich plasma (L-PRP), has been attracting increasing attention, as it may stimulate tissue regeneration through the release of growth factors and cytokines. The aim of the present review was to provide a summary of the effects of L-PRP on tendon disorders and the underlying mechanisms through a comprehensive examination of the published literature, including , animal and clinical studies. It has been demonstrated that L-PRP results in comparatively greater pain relief and improved function in patients suffering from tendon disorders. Furthermore, L-PRP may exert its effects through a diverse range of mechanisms, such as neovascularization, cell proliferation and differentiation of tendon/progenitor stem cells into tenocytes, as well as extracellular matrix reorganization by transforming type III to type I collagen fibers. It has also been indicated that the effects of leukocytes in L-PRP depend on the biological state of the injured tissue and its surrounding microenvironment. L-PRP is beneficial and promotes tendon healing at the early stage, whereas it is likely detrimental to the repair of tendon at a later stage because of the risk of excessive catabolic and inflammatory responses. Overall, the application of L-PRP in tendon disorders appears to be a promising field that is worthy of further research.

Prevalence and clinical presentation of sinusitis in pediatric age group in Aseer, Saudi Arabia.

Paediatric rhinosinusitis is mostly different than that in adults. More frequently, children presented with cough, bad breath, crankiness, low energy, and swelling around the eyes, besides a thick yellow-green nasal or post-nasal discharge. About 5- 13% of childhood viral upper respiratory tract infections may advance to acute rhinosinusitis, with some of them developing a chronic condition.

A Rare Case of Renal Sarcoidosis.

Sarcoidosis is a multisystem granulomatous disorder characterized by non-caseating granulomas in multiple organs. It most commonly involves lungs and it is very rare to find isolated cases affecting other organ systems with no associated pulmonary findings. We hereby present a case of a young 30-year-old male who was referred to the hospital by his primary medical doctor due to right eye pain secondary to iritis and acute kidney injury (AKI). His initial laboratory studies revealed anemia, AKI, mild hypercalcemia, and the urinary analysis revealed proteinuria. Imaging studies were negative and a kidney biopsy was performed and showed results from the biopsy that revealed diffuse tubulointerstitial disease with early fibrosis, widespread moderate inflammation, multifocal tubulitis, and focal aggregate of epithelioid cells suggestive of granuloma consistent with sarcoidosis. The patient was treated with prednisone. Renal involvement of sarcoidosis is extremely rare (around 0.7%). It has a wide spectrum of presentation including abnormal calcium metabolism, nephrolithiasis, nephrocalcinosis, and acute tubulointerstitial nephritis with or without granulomas. This is a unique case as it shows renal sarcoidosis without coexisting pulmonary finding of hilar lymphadenopathy on chest X-ray. There are very few reported cases of renal sarcoidosis in the literature and this case can add to the pool of those cases. It also emphasizes the need for urgent renal biopsy in the settings of AKI associated with mild to moderate proteinuria. Lack of availability of comprehensive research on the disease may lead to misdiagnosis and delay in treatment.

Erratum.

Effect of carbazochrome sodium sulfonate combined with tranexamic acid on blood loss and inflammatory response in patients undergoing total hip arthroplasty.

The purpose of this study was to examine the efficacy and safety of carbazochrome sodium sulfonate (CSS) combined with tranexamic acid (TXA) on blood loss and inflammatory responses after primary total hip arthroplasty (THA), and to investigate the influence of different administration methods of CSS on perioperative blood loss during THA.

Clinic-based Procedures for Headache.

Headache disorders are common and disabling, and many therapies that are effective and safe are procedural.

Physician-modified fenestrated Navion endograft for the treatment of a symptomatic postdissection thoracoabdominal aneurysm.

We report the case of a physician-modified four-fenestration endograft for the emergent treatment of a 65-year-old patient with postdissection thoracoabdominal aneurysm deemed unfit for open surgery. The patient, after elective thoracic endovascular aneurysm repair as the first stage of a preplanned two-stage total thoracoabdominal endovascular repair, presented acute onset of dyspnea and thoracic pain. Computed tomography angiography (CTA) showed signs of contained rupture. The Valiant Navion thoracic endograft was used for the creation of a physician-modified four-fenestration stent graft. A diameter-reducing wire technique was used to constrain posteriorly the prosthetic graft and to allow intraprocedural partial deployment. The modified stent graft was finally folded into its original sheath and implanted; four balloon-expandable stent grafts were used as bridging components. Postoperative CTA showed a residual type IIIc endoleak that was treated with a relining procedure 4 months later. At the 20-month follow-up, the patient is alive and well and CTA shows complete seal of the thoracic aneurysm with persisting small type IIIc endoleak in the abdominal aneurysm. A physician-modified endograft can be considered a valuable option in case of urgent treatment of TAAA in patients deemed unfit for open surgery when off-the-shelf devices are not available or contraindicated.

Postoperative Pain After Enhanced Recovery Pathway Robotic Colon and Rectal Surgery: Does Specimen Extraction Site Matter?

The current opioid crisis has motivated surgeons to critically evaluate ways to balance postoperative pain while decreasing opioid use and thereby reducing opioids available for community diversion. The longest incision for robotic colorectal surgery is the specimen extraction site incision. Intracorporeal techniques allow specimen extraction to be at any location.

Computer vision syndrome among Saudi population: An evaluation of prevalence and risk factors.

In the recent era of technological evolution, electronic devices have become an essential part of our lives, not merely in professional work settings, but also in daily leisure activities. Although these devices have simplified our lives, they are associated with a wide variety of health complaints. Thus, the so-called computer vision syndrome (CVS) has become a growing public health problem and has gained significant attention as it plays an important role in the quality of life of each individual, which in turn has put an increased burden on the health care system. Eye symptoms are among the most reported, yet extraocular symptoms were frequently described as adding an extra load.

Steroid-Responsive Myositis Associated With Acute Hepatitis E Infection.

Acute hepatitis E virus (HEV) infection is usually self-limiting and presents as mild jaundice accompanied by malaise, anorexia, nausea, vomiting, abdominal pain, or fever. Rarely, it can lead to fulminant hepatic failure especially in pregnant women or cause extrahepatic manifestations. We report a case of a young woman already diagnosed with acute HEV infection who presented with a generalized body rash and weakness in all four limbs. She was subsequently diagnosed with inflammatory myositis and treated successfully with steroids. We have reviewed relevant literature for a possible association. Myositis is a rare but known complication of HEV. If timely diagnosed and managed, there is a significant reduction in morbidity.

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