And as it now turns out this signal is dependent on stimulation from thyroid hormone. In a just-published study scientists now believe that anemia may be the first sign of hypothyroidism, an issue they also document for subclinical hypothyroidism. In the past I have always viewed anemia as a thyroid disrupter.
Pulmonary nodules are small, focal, radiographic opacities that may be solitary or multiple. A classic solitary pulmonary nodule (SPN) is a single, spherical, well-circumscribed, radiographic opacity measuring less than or equal to 30 mm in diameter and is surrounded completely by aerated lung.
Solitary Pulmonary Nodule. A solitary pulmonary nodule is not an uncommon finding on a chest x-ray. A solitary pulmonary nodule can result from a wide range of causes. Most nodules are benign but some can be malignant. Nodules are diagnosed as benign if they: Show little or no growth for 2 years.