Condition or Disease under Study CDISC Condition or Disease under Study The disease, disorder, syndrome, illness, or injury that is being studied. On ClinicalTrials.gov, conditions may also include other health-related issues, such as lifespan, quality of life, and health risks. Primary disease(s) or condition(s) being studied in the trial, or the focus of the study. (clinicaltrials.gov) Condition or Disease under Study The name(s) of the disease(s) or condition(s) studied in the clinical study, or the focus of the clinical study. Use, if available, appropriate descriptors from NLM's Medical Subject Headings (MeSH)-controlled vocabulary thesaurus or terms from another vocabulary, such as the Systematized Nomenclature of Medicine—Clinical Terms (SNOMED CT), that has been mapped to MeSH within the Unified Medical Language System (UMLS) Metathesaurus. Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study condition Qualitative Concept C161319 health condition(s) or problem(s) studied Primary disease(s) or condition(s) being studied in the trial, or the focus of the study. (clinicaltrials.gov) target disease medical condition