A positive occult blood test includes a positive fecal occult blood test and a positive urine occult blood test. Positive fecal occult blood test in infants may be associated with digestive disorders, non-infectious diseases, bleeding in the mouth or nasal cavity, which are the more important conditions.
1. Digestive diseases, such as inflammation of the gastrointestinal tract, inflammatory edema, intestinal congestion, etc. Such causes of positive fecal occult blood test may be accompanied by diarrhea, nausea, vomiting and other manifestations.
2. Non-infectious diseases, such as peptic ulcer, thrombocytopenic purpura, anaphylactic purpura, etc., may have positive fecal occult blood test.
3. Positive fecal occult blood test can be caused by bleeding in the mouth or nasal cavity, and the blood is swallowed into the gastrointestinal tract.
Positive urine occult blood test in infants may be associated with urinary tract infection, acute or chronic kidney disease, urinary stones, etc. Therefore, if an infant has a positive urine occult blood test, it may be associated with urinary tract infection, acute or chronic kidney disease, or urinary stones.
Therefore, if an infant has a positive occult blood test, parents should bring their child to the hospital in time.