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.
1 If you have any questions about oxycodone solution, please talk with your doctor, pharmacist, or other health care provider. 2  Oxycodone solution is to be used only by the patient for whom it is prescribed. Do not share it with other people.  If your symptoms do not improve or if they become worse, check with your doctor.