It became an "official" diagnosis in 1980 when it was defined in the DSM, the psychiatric diagnosis manual used by mental health professionals. Before that, it was called combat neurosis, or shell shock, and was identified as a syndrome around World War I.
Somewhere around the 1860's, I believe
It as first discovered by Danish physician Petra Jacobsen. It was discovered through genetic testing of children, thought to have genetic disorders. Its also referred to as 11q terminal deletion disorder
The urea cycle disorder was first discovered by American physician Dr. J.D. Mew Jr. in 1962. He identified the genetic disorder where the body is unable to break down nitrogen waste, leading to a buildup of toxic ammonia in the blood.
Dependent personality disorder was first identified by German psychoanalyst Theodor Millon in the late 20th century. He included it in his psychopathological theory and classification system.
Phenylketonuria is a genetic disorder that was first discovered in 1934 by Dr. Asbjorn Folling of Norway
Many believe that WWI is when post-traumatic stress disorder (PTSD) first was seen.
The first hormone discovered was adrenaline, also known as epinephrine. It was discovered in 1894 by Polish physiologist Napoleon Cybulski. Adrenaline is produced by the adrenal glands and plays a key role in the body's response to stress and danger.
Scaly skin has been identified as a medical disorder since the ancient Greeks, but it wasn't until 1841 that Psoriasis was "discovered" and named by Austrian dermatologist Ferdinand von Hebra.
Oppositional Defiant Disorder (ODD) was first recognized in the 1980 publication of the Diagnostic and Statistical Manual of Mental Disorders, Third Edition (DSM-III). It is a childhood behavioral disorder characterized by a pattern of angry/irritable mood, argumentative/defiant behavior, and vindictiveness.
Lesch-Nyhan syndrome was first described in 1964 by Drs. Michael Lesch and William Nyhan. The enzyme deficiency that causes the disorder was discovered in 1967 by a researcher named Seegmiller.
Who was the first to discover panic disorder?? Well, your question is not very clear. Do you mean who is the first person to actually diagnose and give the name 'panic disorder' to this condition? or do you mean who was the first person to actually 'develop' panic disorder?? Panic disorder is when a person has been suffering one month or more from panic attacks, and has been worried about the reoccurance of these attacks. I should think that people have been suffering from this disorder for many years - particuarly stressed people or perfectionists. The term panic disorder is just a follow on from panic attacks. No-one 'discovered' panic attacks or panic disorder. You make it sound like the discovery of a new unfound island or country!
Swiss-type agammaglobulinemia. This was the first type of SCID discovered, in Switzerland in the 1950s. (SCID) is the most serious human immunodeficiency disorder(s).