| D007223 |
Infant |
A child between 1 and 23 months of age. |
Infants |
|
| D008297 |
Male |
|
Males |
|
| D002648 |
Child |
A person 6 to 12 years of age. An individual 2 to 5 years old is CHILD, PRESCHOOL. |
Children |
|
| D002675 |
Child, Preschool |
A child between the ages of 2 and 5. |
Children, Preschool,Preschool Child,Preschool Children |
|
| D003937 |
Diagnosis, Differential |
Determination of which one of two or more diseases or conditions a patient is suffering from by systematically comparing and contrasting results of diagnostic measures. |
Diagnoses, Differential,Differential Diagnoses,Differential Diagnosis |
|
| D005260 |
Female |
|
Females |
|
| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
|
| D000006 |
Abdomen, Acute |
A clinical syndrome with acute abdominal pain that is severe, localized, and rapid in onset. Acute abdomen may be caused by a variety of disorders, injuries, or diseases. |
Abdomens, Acute,Acute Abdomen,Acute Abdomens |
|
| D001064 |
Appendicitis |
Acute inflammation of the APPENDIX. Acute appendicitis is classified as simple, gangrenous, or perforated. |
Perforated Appendicitis,Ruptured Appendicitis,Appendicitis, Perforated,Appendicitis, Ruptured |
|
| D012189 |
Retrospective Studies |
Studies used to test etiologic hypotheses in which inferences about an exposure to putative causal factors are derived from data relating to characteristics of persons under study or to events or experiences in their past. The essential feature is that some of the persons under study have the disease or outcome of interest and their characteristics are compared with those of unaffected persons. |
Retrospective Study,Studies, Retrospective,Study, Retrospective |
|