It does not so much cause gout as interfere with the body's ability to deal with it.
Gout is caused by too much uric acid in the body.
Corn isn't listed as a high or low purine content food. I would be mostly concerned with the type of corn he is eating, on the cob or out of the can. If it is canned corn then check the ingredients for how much sugar he is consuming. Anything with fructose syrup can trigger a gout flare.
Powerade does not cause gout because of the carbohydrates included in the drink. Powerade only causes cancer and lepracy because of the overdosing on the drink.
Too much protein in the diet results in too much uric acid in the blood, which can result in kidney stones (it can also cause gout, although gout is not a problem of the urinary system). There are also other types of dietary problems which can result in kidney stones for some people.
Yes Organ meats should be avoided as they are very high in purines. Purines react in the body to create uric acid which leads to gout if there is too much.
Plain popcorn is not bad for gout. However, eating it with too much salt and butter is not good for gout or overall health.
Eating too much anything can cause health problems. Go for balance.
Eating too much salt, eating spicy food, and generally eating just too much.
Sausage is high in protein, and excessive amounts of protein in the diet are a contributing factor to gout, however, you do still want some protein in your diet, so if you are not eating too much sausage, and you are not eating too much protein in general (which is to say, steaks and eggs and fish etc.) then you can have some sausage.
Gout is a disease caused by to much uric acid in the system. The uric acid turns into sharp crystals that settle in the joints and cause extreme pain. untreated it can also damage the kidney.
Salty food contains too much preservatives, vinegar and salt are what keeps it like a pickle.. When the digestive systems does not receive a well-balanced trail of foods, gout can result. I believe so.