It's best to consult a doctor for proper diagnosis and treatment. In meantime she can try some natural remedies to relieve gas pain. Drinking warm water, massaging her abdomen, practicing yoga or taking medications. However, if the symptoms persist, she should see a doctor for a proper diagnosis and treatment.

Some causes of constipation are a low-fiber diet, dehydration, sedentary lifestyle, certain medications, and underlying medical conditions. Increase your water and fiber intake, regular exercise, and maintain a healthy diet. 

These symptoms can be indicative of acid reflux, gastritis, or even an ulcer. Make an appointment with your doctor for further diagnosis. In the meantime avoid spicy or fatty foods, eat smaller meals more frequently, and take antacids.

I recommend seeking medical attention from a gastroenterologist to properly evaluate the cause of the bleeding and develop a treatment plan. Not recommended to self-treat without consulting a doctor, as this can lead to antibiotic resistance and may not address the issue. Additionally taking ibuprofen frequently for menstrual cramps can also lead to gastrointestinal problems.

It can be beacuse of hormonal imbalances, thyroid problems, infections, or even medication side effects. Feeling nauseous after eating and missing periods may be because of ulcer. And due to ulcer gastrointestinal discomfort, nausea or vomiting, after eating is happens. Kindly check with a gastroentrologist.

The most common medication used to treat pinworms is mebendazole or albendazole, are prescription medications. Consult a gastroentrologist he will recommend practicing good hygiene, to prevent the spread of infection to others. Washing your hands frequently after using the washroom to prevent reinfection or spreading the infection to others.

Seek medical attention asap for proper evaluation and treatment. There are medications and treatments available for Hepatitis B that can help manage the virus and reduce the risk of long-term liver damage. Ensure to take steps to prevent the spread of the virus to others.

It can be gastrointestinal issue since you're experiencing chest pain, stomach pain, and a loss of appetite. Even stress and anxiety causes chest pain. Seek medical attention as soon as possible to properly diagnose and treat your symptoms. Check with a gastroentrologist first.

Weight loss is influenced by genetics, hormones, and lifestyle habits. In your case, chronic constipation could be contributing to your difficulty in losing weight. Consult with a bariatic surgeon or gastroenterologist, to address your constipation and for weight loss.

Based on the ultrasound results, it seems that you have gallstones in your gallbladder, which  is causing abdominal and back pain, nausea, and headache. And  endoscopy is not required to diagnose or treat gallstones. But in some cases, an endoscopic ultrasound is used to get a better view of the gallbladder and surrounding structures. I recommend consulting with a gastroenterologist or a surgeon for further evaluation and treatment options.

Check with a gastroenterologist for your issue. It may be caused by something you ate.

Curing colon cancer at stage 4 is difficult but it is not impossible. The primary treatment for stage 4 colon cancer is chemotherapy, which aims to shrink the cancer or in some cases radiation therapy is used. Consult an oncologist who can recommend a proper treatment plan for you.

Anal itching is happening due to the hemorrhoids itself. Maintaining good hygiene, using over-the-counter creams or ointments, and avoiding straining during bowel movements can help alleviate symptoms. Still it's always best to consult with a doctor for proper diagnosis and treatment.

Consult a pulmonologist to check your symptoms, or a gastroenterologist since you were facing antral gastritis. Your chest pain could be something related to antral gastritis. 

Your symptoms of gastric discomfort, loose motions, stomachache, and feeling of fullness in your upper stomach could be caused by gastrointestinal conditions such as GERD, IBS, food intolerance or allergy, Consult a gastroenterologist for treatment.