Give us a call! Lewisville: (469) 668-3133 ; Irving: (469) 668-0290 / (214) 647-1317 ;



What is COVID-19 (Novel Coronavirus)?2021-01-31T10:02:57-06:00

COVID-19 (also called SARS-CoV-2) is an infectious disease caused by the most recently discovered coronavirus. This novel virus and disease were unknown before the outbreak began in Wuhan, China, in December 2019.

What are the symptoms of COVID-19?2021-01-31T09:56:34-06:00
  • The most common symptoms are fever, tiredness, and dry cough.
  • Some patients may have aches and pains, nasal congestion, runny nose, sore throat or diarrhea. These symptoms are usually mild and begin gradually.
  • Some people become infected but don’t develop any symptoms and don’t feel unwell.
  • Around 1 out of every 10 people who gets COVID-19 becomes seriously ill and develops difficulty in breathing.
  • Older people, and those with underlying medical problems like high blood pressure, heart problems or diabetes, are more likely to develop serious illness.
Who should go for the COVID-19 Test?2021-01-31T10:04:43-06:00
  • All symptomatic individuals who have undertaken international travel in the last 14 days.
  • All symptomatic contacts of laboratory confirmed cases.
  • All symptomatic health care workers.
  • All hospitalized patients with Severe Acute Respiratory Illness (fever, cough and/or shortness of breath).
  • Asymptomatic direct and high-risk contacts of a confirmed case should be tested once between day 5 and day 14 of coming in his/her contact.


How does COVID-19 spread?2021-01-31T09:56:50-06:00
  • Infection is spread through droplets of an infected patient generated by coughing and sneezing
  • Through prolonged contact with infected patients.
How do I protect myself and others if I have COVID-19 Symptoms?2021-01-31T10:06:45-06:00
  • Clean your hands frequently with soap and water.
  • Cover your cough with the bend of elbow or tissue.
  • Maintain a distance of at least 6 feet from people who are coughing or sneezing.
Protection measures for persons suspected for COVID-19?2021-01-31T09:57:12-06:00
  • Self-isolate by staying at home if you begin to feel unwell, even with mild symptoms such as headache, low grade fever (37.3 C or above) and slight runny nose, until you recover.
  • Wear a mask to avoid infecting other people.
  • If you develop fever, cough and difficulty breathing, seek medical advice promptly as this may be due to a respiratory infection or other serious condition. Call in advance and tell your provider of any recent travel or contact with travelers.
How do I book COVID-19 test?2022-01-10T22:05:37-06:00
  • Website: Visit for details and fill-in your contact number so that we can get in touch with you.
What are the documents needed for COVID-19 Testing?2021-01-31T10:07:57-06:00
  • Valid Government-Issued Picture ID – Mandatory
  • Insurance Card – If applicable
  • Social Security Number – If applicable
How is the sample collection done?2021-01-31T10:08:47-06:00
  • Sample collection is done at one of our drive-thru locations by a qualified technician
  • Personal Protective Equipment (PPE) are protective gears designed to safeguard the health of technician by minimizing the exposure to a biological agent. PPE includes goggles, face- shield, mask, gloves, coverall/gowns (with or without aprons), head cover and shoe cover.
  • Sample Type: Nasal Swab is the preferred sample type. However, other sample types may also be used as per CDC guidelines.
What is the technique used for testing of COVID-19 at Z Diagnostics?2021-01-31T10:09:50-06:00

We strictly follow CDC guidelines for COVID-19 testing. The test conducted is RT-PCR using a Nasal Swab, and the kits and reagents used are all as per FDA guidelines.

Go to Top