| PCI | Pneumatosis cystoides intestinalis |
| No | Number |
| N/A | Not Applicable |
| M | Male |
| F | Female |
| y.o. | Years Old |
| TB | Tuberculosis |
| ALL | Acute Lymphoblastic Leukemia |
| AML | Acute Myeloid Leukemia |
| TBI | Traumatic Brain Injury |
| BMT | Bone Marrow Transplant |
| GvHD | Graft-versus-Host Disease |
| MTX | Methotrexate |
| ACTH | Adrenocorticotropic Hormone |
| SB | Small Bowel |
| TI | Terminal Ileum |
| AC | Ascending Colon |
| HF | Hepatic Flexure |
| TC | Transverse Colon |
| ICV | Ileocecal Valve |
| U/S | Ultrasound |
| CT | Computed Tomography |
| CXR | Chest X-ray |
| JBI | Joanna Briggs Institute |