Male Reproduction COVID Sequelae Study (MARCOS).

University of Miami

Overview

The purpose of this study is to investigate the effects of COVID-19 Vaccination on semen parameters and to determine how long these possible changes may last following vaccination.

Study Type

OBSERVATIONAL

Conditions

Infertility, Male

Eligibility

Sex: MALEMin age: 18 YearsMax age: 50 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: 1. Receiving COVID-19 vaccines 2. Male age 18-50 years old Exclusion Criteria: 1. Adults unable to consent 2. Women 3. Prisoners 4. Men who have been receiving Testosterone replacement therapy or anabolic steroids within the last year 5. Men with a history of Azoospermia 6. Men with a genetic or other medical condition known to be associated with decreased semen parameters (i.e. Klinefelter's syndrome, Y-Chromosome Microdeletion (YCMD), post-chemotherapy treatment, etc.) 7. Positive COVID-19 test within the last 3 weeks

Outcomes

Primary Outcomes

Sperm concentration

As measured from semen samples.

Time frame: up to 6 months

Sperm motility

As measured from semen samples.

Time frame: up to 6 months

Data from ClinicalTrials.gov

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