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 are the features of carcinoid syndrome except: September 2007 and explain in detail?
Ans. C: Acute appendicitis The most common (and often earliest) sign is an uncomfoable flushing, typically of the head and neck, often precipitated by emotional stress or the ingestion of food, hot beverages, or alcohol. Striking skin color changes may occur, ranging from pallor or erythema to a violaceous hue. Abdominal cramps with recurrent diarrhea occur and are often the patient's major complaint. Malabsorption syndrome may occur. Patients with valvular lesions may have a hea murmur. A few patients have asthmatic wheezing, and some have decreased libido and erectile dysfunction; pellagra develops rarely.