Transferrin saturation is a calculated value resulting from a medical laboratory test to measure the amount of iron bound to transferrin in the blood. The liver produces transferrin, which is a protein that serves to bind iron molecules and carry them through the bloodstream to the bone marrow.
In addition to the cough, your child may also have a hoarse voice and have laboured breathing. Croup is most common in autumn and winter, and when a child is between 6 months and 3 years old. However, older children up to 15 years old sometimes get croup too. Croup is a common respiratory condition in children caused by either a viral infection or allergy.
croup is a fairly common respiratory condition in children usually caused by a viral infection or allergic reaction croup affects the windpipe or trachea the bronchi or airways to the lungs and the larynx or voice boxa child with croup will have a cough that sounds like a dog barking as well as making a rasping noise called stridor as they breathe in around 3 % of children get croup each year usually during autumn and winterroup affects the windpipe or trachea the bronchi or airways to the lungs and the larynx or voice box a child with croup will have a cough that sounds like a dog barking as well as making a rasping noise called stridor as they breathe in