Non-invasive prenatal testing (NIPT) uses a blood sample from the mother to analyse DNA from the baby that has crossed into the mother's bloodstream for certain chromosome conditions that could affect your baby's health.

This section provides latest information and responses to questions from the public on COVID-19 vaccination in Kenya. The answers are aimed at providing the public with accurate, reliable and timely information on the ongoing COVID-19 Vaccination in Kenya. This document is regularly updated to reflect new developments and emerging issues.

I tested positive for COVID-19, I did another swab test and it came out negative. How is that possible?

Helicobacter pylori is a spiral-shaped gram-negative rod. H. pylori is associated with antral gastritis, duodenal (peptic) ulcer disease, gastric ulcers and gastric carcinoma. Other Helicobacter species that infect the gastric mucosa exist but are rare.

Cervical cancer is caused by chronic infection with one of 14 high-risk human papillomaviruses (HR-HPV). Most infected women will clear HR-HPV through natural immunity (usually between 1 - 2 years of acquisition), but a proportion (± 10%) will have infection that persists, resulting in cellular changes that may progress from premalignant dysplasia to high grade dysplasia (CIN2, CIN3), and eventually to invasive cervical carcinoma.

Anaemia is defined as a reduction in one or more of the red blood cell indices of haemoglobin (Hb) concentration, hematocrit, and red blood cell (RBC) count. However, haemoglobin concentration is the most widely used parameter.