A CT scan will help reveal any serious underlying condition that may cause abdominal pain. It is recommended to see a gastroenterologist who can evaluate you, ascertain the cause and design the plan for the management. Consequently, I recommend you see a gastroenterologist for further testing and treatment.
 

The baby seems to be having some stomach problems. If there are any light-colored bumps on the skin, the water in the stool AKA diarrhea, and a long-lasting fever could indicate bacterial infection or intolerance. Through this process, the baby may feel very weak and can vomit frequently. You can take your kid to the doctor if they are experiencing so many symptoms and have them undergo check-ups and a prescribed treatment to fix them.

Liver enlargement may lead to splenomegaly, and your blood circulation might have some problems that are classified as portal hypertension similar to that of laughter: Green liver, failure of the gallbladder, and stone cause it. The important thing is to adhere to a diet of foods low in fats and sugars and follow doctors' instructions. The size of a liver can be a major problem, which brings the liver to the spleen which may need bigger. It is advisable to take regular ultrasounds and CT scans.

Your symptoms suggest appe­ndicitis - an inflamed appendix. Pain starts sharply near the­ navel, then shifts to the lowe­r right abdomen. Fever, nause­a, vomiting often occur too. Act quickly! Appendicitis nee­ds urgent hospital treatment, maybe­ surgery. Delaying risks major complications. Head to the­ ER without delay if these signs match your condition.

It's important to get evaluated by a neurologist or an emergency physician if you hit your head after falling. Even seemingly mild head injuries can sometimes have serious consequences, so it's best to seek medical attention promptly. They can assess for any potential concussion or head injury and provide appropriate guidance based on your symptoms and medical history.

Discovering a worm in your stool might be due to a parasitic infection. Parasites can enter your body through contaminated food, water, or surfaces. Consult a doctor for diagnosis and treatment, maintain good hygiene, and practice food and water safety. 

Tummy wind and bowel blockage can be uncomfortable. This condition can also make people poop less regularly. It might happen because of not eating enough fiber, not drinking enough water, or lack of physical activity. Tell your father to eat high-fiber foods such as fruits, vegetables, and whole grains. Additionally, make sure he drinks plenty of water and stays active. Sometimes, medications can cause constipation, so consult the doctor to see if his medications might be the cause.