| α1-adr-R-AB | Alpha-1 adrenergic receptor antibody |
| α2a-adr-R-AB | Alpha-2A adrenergic receptor antibody |
| α2b-adr-R-AB | Alpha-2B adrenergic receptor antibody |
| α2c-adr-R-AB | Alpha-2C adrenergic receptor antibody |
| ACE-II-AB | Angiotensin-converting enzyme 2 antibody |
| AT1R-AB | Angiotensin II type 1 receptor antibody |
| β1-adr-R-AB | Beta-1 adrenergic receptor antibody |
| β2-adr-R-AB | Beta-2 adrenergic receptor antibody |
| CRP | C-reactive protein |
| ETAR-AB | Endothelin-1 type A receptor antibody |
| IL-1-Rb-AB | Interleukin-1 receptor type 2 antibody |
| IL-6/-8 | Interleukin 6/8 |
| M1R-AB | muscarinic acetylcholine receptor M1 |
| M2R-AB | muscarinic acetylcholine receptor M2 |
| M3R-AB | muscarinic acetylcholine receptor M3 |
| M4R-AB | muscarinic acetylcholine receptor M4 |
| M5R-AB | muscarinic acetylcholine receptor M5 |
| MASR-AB | MAS 1 receptor antibody |
| MCAS | Mast cell activation syndrome |
| ME/CFS | Myalgic encephalomyelitis/chronic fatigue syndrome |
| NAB | PanIg reactivity against SARS-CoV-1 nucleocapsid protein |
| pBNP | pro-brain natriuretic peptide |
| PEM | Post exertional malaise |
| POTS | Postural tachycardia syndrome |
| PACVS | Post-acute COVID-19 vaccination syndrome |
| ROC | Receiver-operator characteristics |
| SAB | PanIg reactivity against SARS-CoV-1 spike S1 protein |
| SFN | Small fiber neuropathy |