Lymphoid tissue: T-lymphocytes and the Thymus. The thymus is a primary lymphoid organ found within the superior mediatinum, behind the upper part of the sternum. This organ is active in children, but at the start of puberty, until old age, it starts to atrophy, producing fewer T-cells.
Long Term Effects of Oxycodone on Your Health. 1  Unintentional Overdose. 2  Tolerance and Increased Abuse. 3  Addiction to Oxycodone. 4  Respiratory Problems. 5  Cardiovascular Problems. 6  Long Term Effects in Brain Functioning and Systems. 7  Other Organ Impairments. 8  Withdrawals and Relapse.
A side-by-side review. Oxycodone and hydrocodone are prescription pain medications. Both can treat short-term pain caused by an injury or surgery. They may also be used to treat pain that is chronic, or long-term. Additionally, each may also be prescribed to treat other conditions, including chronic cough, pain from cancer, and arthritis.