---
title: COVID-19 Update Episode 4
description: COVID-19 Update  Episode 4 part 1 | Optimal DX | Functional Blood Chemistry Analysis Software
---

[The Optimal DX Research Blog ](https://www.optimaldx.com/research-blog)

# [COVID-19 Update Episode 4](https://www.optimaldx.com/research-blog/covid-19-update-episode-4)

 Written by [ODX Research](https://www.optimaldx.com/research-blog/author/odx-research) | May 14, 2020 7:00:00 AM

## COVID-19 Update Episode 4

### Dr. Dicken Weatherby & Beth Ellen DiLuglio, MS, RDN, LDN

Welcome to episode 4 of "Covid-19 Update" recorded May 13th, 2020. 

In part 2 we covered an [Update on Vitamin D](https://www.optimaldx.com/blog/vitamin-d-update/)

## Research Studies and Links

Mystery Inflammatory Syndrome In Kids And Teens Likely Linked To COVID-19 [[R]](https://www.npr.org/sections/health-shots/2020/05/07/851725443/mystery-inflammatory-syndrome-in-kids-and-teens-likely-linked-to-covid-19)

Antigen testing is a new category of diagnostic test used for rapid detection of the virus [[R]](https://www.fda.gov/news-events/press-announcements/coronavirus-covid-19-update-fda-authorizes-first-antigen-test-help-rapid-detection-virus-causes)

FDA authorized the first diagnostic test with the option of using home-collected saliva samples for COVID-19 testing [[R]](https://www.fda.gov/news-events/press-announcements/coronavirus-covid-19-update-fda-authorizes-first-diagnostic-test-using-home-collection-saliva)

Donà D, Minotti C, Costenaro P, Da Dalt L, Giaquinto C. Fecal-Oral Transmission of SARS-CoV2 In Children: Is It Time To Change Our Approach? Pediatr Infect Dis J. 2020 Apr 16. [[R]](https://www.groupedeveillecovid.fr/wp-content/uploads/2020/04/Dona-FECAL-ORAL-transmission-of-SARS-COV-2-in-children.pdf)

Xu Y, Li X, Zhu B, et al. Characteristics of pediatric SARS-CoV-2 infection and potential evidence for persistent fecal viral shedding. Nat Med. 2020 Apr;26(4):502-505. [[R]](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7095102/)

Zhang B, Liu S, Dong Y, et al. Positive rectal swabs in young patients recovered from coronavirus disease 2019 (COVID-19). J Infect. 2020 Apr 23. pii: S0163-4453(20)30233-4. [[R]](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7177113/)

Tang YW, Schmitz JE, Persing DH, Stratton CW. The Laboratory Diagnosis of COVID-19 Infection: Current Issues and Challenges. J Clin Microbiol. 2020 Apr 3. pii: JCM.00512-20.  [[R]](https://jcm.asm.org/content/jcm/early/2020/04/03/JCM.00512-20.full.pdf)

[View full post](https://www.optimaldx.com/research-blog/covid-19-update-episode-4)

```json
{
  "@context" : "http://schema.org",
  "@type" : "BlogPosting",
  "author" : {
    "@type" : "Person",
    "name" : "ODX Research"
  },
  "dateModified" : "2021-09-20T23:59:55.645Z",
  "datePublished" : "2020-05-14T07:00:00Z",
  "headline" : "COVID-19 Update Episode 4",
  "image" : {
    "@type" : "ImageObject",
    "height" : 500,
    "url" : "https://f.hubspotusercontent20.net/hubfs/5340373/COVID-19_Update_1000x500.png",
    "width" : 1000
  },
  "mainEntityOfPage" : "https://www.optimaldx.com/research-blog/covid-19-update-episode-4",
  "publisher" : {
    "@type" : "Organization",
    "logo" : {
      "@type" : "ImageObject",
      "height" : 60,
      "url" : "/hs/hsstatic/content_shared_assets/static-1.4092/img/default-amp-logo.png",
      "width" : 60
    },
    "name" : "The Optimal DX Research Blog"
  }
}
```