post - traumatic stress disorder - n. a mental condition that can affect a person who has had very shocking or difficult experience (such as fighting in a war) and that is usually characterized by depression or anxiety

The abbreviation for Post-Traumatic Stress Disorder is PTSD

depression - n. a serious medical condition in which a person feels very sad, hopeless and unimportant and often is unable to live in a normal way

suffer - v. to experience pain, illness or injury

treatment - n. the way that you think of and act towards someone or something

disorder - n. a mental or physical condition that is not normal or healthy