Another possibility that can explain the pain is pericarditis. It causes chest pain aggravated by laughing yawning and deep breathing and also causes radiation of pain to arms. Again an EKG, heat echo and chest X-ray is required. I think you should discuss these possibilities with your doctor.
This is due to the confering of such atypia to progeny-cells further down the lineage of that cell type. The term atypia is also used dermatologically and can be a precursor to melanoma. The related concept of dysplasia refers to an abnormality of development, and includes abnormalities on larger, histopathologic, scales.
Enamel Dysplasia or Hypoplasia. Enamel dysplasia literally means that the enamel, the outside layer of the tooth, did not form properly during development. It is either caused by enamel hypoplasia or hypocalcification.It can occur either on a few teeth or can affect the whole mouth.namel Dysplasia or Hypoplasia. Enamel dysplasia literally means that the enamel, the outside layer of the tooth, did not form properly during development. It is either caused by enamel hypoplasia or hypocalcification.