You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is All of the following statements about Insulinoma are true Except: and explain in detail?
Answer is C (Usually multiple) Insulinomas are usually single and not multiple (>90%) - Harrison's Insulinomas are endocrine tumors of pancreas derived from Beta cells. They are generally small (>90% < 2 cm), usually not multiple (90%) and only 5-15% are malignant (usually benign). Symptoms due to Hypoglycemia Most common symptoms are due to the effect of hypoglycemia on the central nervous system (Neuroglycemic Symptoms) Confusion Headache Disorientation Visual difficulties Irrational behavior (even coma) Symptoms due to Excessive Catecholamine Release secondary to Hypoglycemia Tremor Palpitation