Dalsaev Moussa was born on January 9 in 1947. He joined school in 1959 and has finished his study with silver medal. In 1964 he had entered Northern Ossetian Medical University. During his study he had shown enormous interests in scientific research. He was elected as a chief of Student Scientific Society in University. He has graduated from the Medical University with excellent scores in 1970 and became aspirant in department of Normal Physiology. There he had continued already started research and was preparing the thesis on "Impact of alcohol intoxication on the water-salt metabolism and its regulation". After the graduation from the University, he returned to the Chechen Ingush Republic and started working as physician and as division superintendent at the same time in the Psychiatric Hospital up to 1979.
In 1979 he was appointed as a head toxicologist of Chechen Ingush Republic and has founded the first Hospital for alcohol and drug-addicted patients in the republic in the same year. The hospital became an educational base for students many of which were trained by Moussa and currently working not only in the former USSR but also in many other countries around the globe. Moussa combined work in Hospital and in Chechen Ingush State University where he lectured the course of higher nervous activity, pathological physiology, psychiatry and toxicology. He published many scientific articles and books on physiology and psychiatry. He was active in participation of congresses in different parts of the former USSR. Some time later Moussa became a member of the editorial board of Soviet magazine "Soberness and Culture". Since 1979 he was active in mass media services such as television where he organized and led a series of programs covering not only alcoholism and drug addiction issues but also the healthcare in generally.
In 1985 he was elected as a board member of the Russian Society of Psychiatry. In 1982 and 1987 the hospital where Moussa worked as a chief physician and director at the same time, became one of the leading hospitals in the former USSR. When war erupted in Chechnya in 1994, Moussa didn't leave the republic and was providing medical help for civilians injured during the bombardment and clashes in Grozny. In 1995 he founded Association of Psychiatrists, Narcologists and Psychologists of the Chechen Republic. Despite ongoing war, Moussa continued his work and started reorganizing and restoring the mental health care service in the Chechen Republic. He established contacts with many international organization such as WPA, Geneva initiative on Psychiatry, EPA and many others and participated in congresses on Psychiatry in different European countries. In 1998 after the first war Moussa has launched and successfully carried out the project on rehabilitation of children and adolescents traumatized by war in Chechnya, which was financed by SIDA (Swedish International Development Cooperation Agency).
He was author of more than 50 scientific publications. Moussa organized work on rehabilitation of more than 1000 children and adolescents suffering from PTSD by support by WHO from 2001 through 2003. In 2002 Moussa was elected as a head of department of normal and pathological physiology in the Chechen State University. He was also elected as a board member in the presidium of Russian Society of Psychiatrists. Moussa participated in the development and introduction of new organizational forms of onsite medical examinations and forensic drug testing, which currently is being used in the whole territory of Russia. His knowledge and professionalism have helped to provide invaluable assistance in preventing the growth and spread of mass psychogenic illness among children in the area Shelkovsoy in Chechnya in 2005. The accurate diagnosis concluded by Moussa was confirmed by Russian and foreign specialists. As an expert he was involved in complex criminal cases among other well-known specialists of country. Mousa has devoted his all life to science and those who needed his help.
Moussa has died at home on Saturday 29 October at around 15:00 in 2011 in Grozny from cancer he struggled against during his last 2,5 years.