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Symptom Checker

Step 4: Read and complete the decision guide to learn more about your symptoms.

Understanding New and Severe Abdominal Pain

It is reassuring that you do not have a fever or a rash. Several problems can result in strong pain in the left upper abdomen. Without a fever or a rash, the most likely explanations are gas, a problem in or around the lung, indigestion, irritation or an ulcer within the stomach, an injury within the spleen, or inflammation in the pancreas (pancreatitis).

Click here for more information on pneumonia.

Click here for more information on pleural effusion.

Click here for more information on peptic ulcer disease

Click here for more information on gastritis.

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