👉 Hypoplasia, a medical condition characterized by underdevelopment of the thyroid gland, is typically classified as a congenital anomaly. It can be caused by various factors such as mutations in the genes involved in thyroid development or abnormalities in the embryonic period. In cases where the hypoplastic thyroid gland does not fully develop into an adult thyroid gland, it becomes underactive, leading to symptoms of hypothyroidism, which is characterized by reduced levels of thyroid hormones. This can manifest itself