There were 2 cases of parasitic infection: Entamoeba histolytica in an asymptomatic 6-year-old and Giardia intestinalis in a 7-year-old with diarrhea. In neither case was there any secondary spread. [ncbi.nlm.nih.gov]

Here are some of the common parasitic disease symptoms: 2 Itching, redness and irritation around the site of infection Diarrhea Gas Upset stomach Greasy stools Dehydration Stomach cramps Swollen lymph nodes Muscle aches and pains Most parasitic diseases [curesdecoded.com]

The symptoms are typically, watery diarrhea, abdominal cramping, bloating and alternating periods of constipation. Symptoms generally begin a week or so after ingestion of the contaminated item and typically last for several weeks. [dhhr.wv.gov]

However, extreme cases may cause weight loss, dehydration from chronic diarrhea, symptoms which mimic pneumonia, anemia, fatigue, Lyme disease from ticks, Malaria from mosquitoes, or a host of uncomfortable bowel syndromes. [medicalook.com]

Symptoms of anisakiasis include nausea, vomiting, abdominal distention and pain, diarrhea, blood and/or mucus in the stool, and fever. Allergic reactions can also occur. [medicinenet.com]

In humans, the disease can be subclinical or symptomatic, exhibiting epiphora, conjunctivitis, keratitis, excessive lachrymation, corneal opacity, and/or ulcers. [ncbi.nlm.nih.gov]

In amoebiasis and echinococcosis, the pericardium is the structure most frequently involved with consequent pericardial effusion, acute pericarditis, cardiac tamponade or constrictive pericarditis. [heart.bmj.com]

These fleshy masses were identified as Fasciolopsis buski. One hundred and eighteen individuals were presumably considered as cases of the parasitic infection. [ncbi.nlm.nih.gov]