| Abbreviations | Meaning |
 | TBA | Total Bile Acids |
 | TICA | Traumatic Intracranial Aneurysm; Trichloroacetic Acid |
 | NSD-1055 | Aromatic L-amino Acid Decarboxylase (AADC) Inhibitor |
 | TAGH | Triiodothyronine, Amino Acids, Glucagon, And Heparin |
 | MELAS | Mitochondrial Encephalomyopathy, Lactic Acidosis, And Stroke-like Symptoms [syndrome] |
 | ATR | Acid-tolerance Response |
 | TRT | Thoracic Radiotherapy; Transfer Ribonucleic Acid Threonine |
 | DCA | Deoxycholate-citrate Agar; Deoxycholic Acid; Desoxycorticosterone Acetate; Dichloroacetate; Directional Color Angiography; Directional Coronary Atherectomy |
 | IAA | Indoleacetic Acid |
 | TRAP | Tartrate-resistant Acid Phosphatase |
 | ASAC | Acidified Serum-acidified Complement |
 | GAT | Gamma Aminobutyric Acid Transporter |
 | UAP | Urinary Acid Phosphatase |
 | DIHPPA | Di-iodohydroxyphenylpyruvic Acid |
 | DABA | 2,4-diaminobutyric Acid |