Publications by authors named "Leonardo Kristem"

Introduction: the use of telepresence grows with the advancement of technology integration into medical practice. Regarding surgery, effective distance communication can translate into better perioperative care. Though, the patients' perception about this modality needs to be critically evaluated.

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Background: There are data on the safety of cancer surgery and the efficacy of preventive strategies on the prevention of postoperative symptomatic COVID-19 in these patients. But there is little such data for any elective surgery. The main objectives of this study were to examine the safety of bariatric surgery (BS) during the coronavirus disease 2019 (COVID-19) pandemic and to determine the efficacy of perioperative COVID-19 protective strategies on postoperative symptomatic COVID-19 rates.

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The angiotensin-converting enzyme 2 (ACE2) is the receptor for the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It is highly expressed in adipose tissue, possibly associated with progression to severe coronavirus disease 2019 (COVID-19) in obese subjects. We searched the Gene Expression Omnibus (GEO) and reanalyzed the GSE59034 containing microarray data from subcutaneous white adipose tissue (sWAT) biopsies from 16 women before and 2 years after RYGB, and 16 controls matched by sex, age, and BMI.

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Laparoscopic Heller's myotomy (LHM), per oral endoscopic myotomy, and pneumatic dilatation are well-established methods to treat achalasia. The ideal treatment algorithm in elderly patients is, however, still elusive. This multicenter study aims to evaluate outcomes and changes in routine therapeutic options in patients >80 years of age.

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