Association of hypothyroidism with acute COVID-19: a systematic review.

Objective: There is an increasing body of literature on the impact of COVID-19 on the pituitary-thyroid axis. Therefore, we conducted a systematic review to assess the prevalence of hypothyroidism in patients with COVID-19.

Methods: A literature review was conducted using LitCOVID for study selection in PubMed and MEDLINE till May 2021.