The hallmark symptom of gynecomastia is breast enlargement. The majority of patients with gynecomastia are asymptomatic. Pain is a common symptom in gynecomastia. Less common symptoms depend on the underlying cause.
What is the history of gynecomastia and what are its symptoms?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is the history of gynecomastia and what are its symptoms? [/INST] \n The hallmark symptom of gynecomastia is breast enlargement. The majority of patients with gynecomastia are asymptomatic. Pain is a common symptom in gynecomastia. Less common symptoms depend on the underlying cause.</s>