# Marco Antonio Zappa

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/marco-antonio-zappa/

## Facts

| Field | Value |
| --- | --- |
| Citations | 5,033 |
| Field | Bariatric Surgery and Outcomes |
| h-index | 33 |
| i10-index | 68 |
| Last Known Institution | League Against Cancer |
| OpenAlex ID | https://openalex.org/A5101628104 |
| ORCID iD | 0000-0001-8265-9252 |
| Works | 150 |

## Researcher papers

- [Mortality and pulmonary complications in patients undergoing surgery with perioperative SARS-CoV-2 infection: an international cohort study](https://scholariq.org/papers/mortality-and-pulmonary-complications-in-patients-undergoing-surgery-with/)
- [IFSO Worldwide Survey 2020–2021: Current Trends for Bariatric and Metabolic Procedures](https://scholariq.org/papers/ifso-worldwide-survey-2020-2021-current-trends-for-bariatric-and-metabolic/)
- [Increased Expression and Activity of the Transcription Factor FOXO1 in Nonalcoholic Steatohepatitis](https://scholariq.org/papers/increased-expression-and-activity-of-the-transcription-factor-foxo1-in/)
- [Genetic variants regulating insulin receptor signalling are associated with the severity of liver damage in patients with non-alcoholic fatty liver disease](https://scholariq.org/papers/genetic-variants-regulating-insulin-receptor-signalling-are-associated-with-the/)
- [Lap Band® adjustable gastric banding system](https://scholariq.org/papers/lap-band-adjustable-gastric-banding-system/)
- [Impact of Screening Program on Incidence of Colorectal Cancer: A Cohort Study in Italy](https://scholariq.org/papers/impact-of-screening-program-on-incidence-of-colorectal-cancer-a-cohort-study-in/)
- [Effects of the Beach Chair Position, Positive End-expiratory Pressure, and Pneumoperitoneum on Respiratory Function in Morbidly Obese Patients during Anesthesia and Paralysis](https://scholariq.org/papers/effects-of-the-beach-chair-position-positive-end-expiratory-pressure-and/)
- [T4 colorectal cancer: is laparoscopic resection contraindicated?](https://scholariq.org/papers/t4-colorectal-cancer-is-laparoscopic-resection-contraindicated/)
- [Bariatric Surgery: Cost-Effectiveness and Budget Impact](https://scholariq.org/papers/bariatric-surgery-cost-effectiveness-and-budget-impact/)
- [The APOC3 T-455C and C-482T promoter region polymorphisms are not associated with the severity of liver damage independently of PNPLA3 I148M genotype in patients with nonalcoholic fatty liver](https://scholariq.org/papers/the-apoc3-t-455c-and-c-482t-promoter-region-polymorphisms-are-not-associated/)
- [Impact of Functional Laparoscopic Gastric Bypass with Fundectomy and Gastric Remnant Exploration (LRYGBfse) on Patients’ Quality of Life: Trajectory and 5-Year Follow-up Result](https://scholariq.org/papers/impact-of-functional-laparoscopic-gastric-bypass-with-fundectomy-and-gastric/)

## Researcher topics

- [Bariatric Surgery and Outcomes](https://scholariq.org/topics/bariatric-surgery-and-outcomes/)
- [Colorectal Cancer Surgical Treatments](https://scholariq.org/topics/colorectal-cancer-surgical-treatments/)
- [Esophageal and GI Pathology](https://scholariq.org/topics/esophageal-and-gi-pathology/)
- [Hepatocellular Carcinoma Treatment and Prognosis](https://scholariq.org/topics/hepatocellular-carcinoma-treatment-and-prognosis/)
- [Gastric Cancer Management and Outcomes](https://scholariq.org/topics/gastric-cancer-management-and-outcomes/)

## Researcher university

- [League Against Cancer](https://scholariq.org/institutions/league-against-cancer/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.