| 101921-5 | Iohexol renal clearance or Urine |
| 102097-3 | Glomerular filtration rate, Plasma or Blood (creatinine, cystatin c and urea-based formula (ckid)/1.73 sq m) |
| 107126-5 | Measured exertion intensity |
| 12195-4 | Creatinine renal clearance/1.73 sq M in 24 hour Urine and Serum or Plasma |
| 13446-0 | Creatinine renal clearance/1.73 sq M in 4 hour Urine and Serum or Plasma |
| 13447-8 | Creatinine renal clearance/1.73 sq M in 6 hour Urine and Serum or Plasma |
| 13449-4 | Creatinine renal clearance/1.73 sq M in 8 hour Urine and Serum or Plasma |
| 13450-2 | Creatinine renal clearance/1.73 sq M in 12 hour Urine and Serum or Plasma |
| 20187-1 | Left ventricular Cardiac index (us.2d+calculated by biplane ellipse method) |
| 20188-9 | Left ventricular Cardiac index (us.2d+calculated by bullet method) |
| 20189-7 | Ventricular Cardiac index (us.cubed.calculated) |
| 20190-5 | Left ventricular Cardiac index (us 2d left ventricular outflow tract area calculated) |
| 20191-3 | Left ventricular Cardiac index (us 2d modified biplane ellipse calculated) |
| 20192-1 | Left ventricular Cardiac index (us.modified simpson.calculated) |
| 20193-9 | Left ventricular Cardiac index 2 chamber (us.modified.single-plane.calculated) |
| 20194-7 | Left ventricular Cardiac index 4 chamber (us.modified.single-plane.calculated) |
| 20195-4 | Left ventricular Cardiac index (us 2d mitral valve calculated) |
| 20196-2 | Right ventricular Cardiac index (us 2d pulmonic valve calculated) |
| 20197-0 | Left ventricular Cardiac index (us.2d+calculated by single-plane ellipse method) |
| 20198-8 | Left ventricular Cardiac index (us+calculated by teichholz method) |
| 20199-6 | Right ventricular Cardiac index (us 2d tricuspid valve calculated) |
| 24525-8 | Left ventricular Cardiac index (us) |
| 33914-3 | Glomerular filtration rate (creatinine-based formula (mdrd)/1.73 sq m) |
| 35592-5 | Creatinine renal clearance/1.73 sq M.predicted (cockcroft-gault formula, bsa formula) |
| 35593-3 | Creatinine renal clearance/1.73 sq M and Serum or Plasma collected for unspecified duration (Urine) |
| 35594-1 | Creatinine renal clearance/1.73 sq M in 2 hour Urine and Serum or Plasma |
| 48642-3 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (mdrd)/1.73 sq m among non black population) |
| 48643-1 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (mdrd)/1.73 sq m among black population) |
| 48789-2 | Creatinine peritoneal dialysis clearance/1.73 sq M |
| 48791-8 | Urea nitrogen peritoneal dialysis clearance/1.73 sq M |
| 49962-4 | Urate renal clearance/1.73 sq M and Serum or Plasma collected for unspecified duration (Urine) |
| 50044-7 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (mdrd)/1.73 sq m among female population) |
| 50063-7 | Urea renal clearance/1.73 sq M and Serum or Plasma collected for unspecified duration (Urine) |
| 50210-4 | Glomerular filtration rate, Plasma or Blood (cystatin c-based formula/1.73 sq m) |
| 50379-7 | Creatinine dialysis fluid clearance/1.73 sq M |
| 50380-5 | Creatinine renal clearance/1.73 sq M.predicted among females (cockcroft-gault formula, bsa formula) |
| 50381-3 | Creatinine renal clearance/1.73 sq M.predicted among males (cockcroft-gault formula, bsa formula) |
| 50384-7 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (schwartz)/1.73 sq m) |
| 59187-5 | Urea renal clearance/1.73 sq M in 24 hour Urine and Serum or Plasma |
| 60823-2 | Oxygen consumption (VO2)/Body surface area |
| 60824-0 | Oxygen delivery (VO2)/Body surface area |
| 62238-1 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (ckd-epi)/1.73 sq m) |
| 69405-9 | Glomerular filtration rate, Plasma or Blood (based on 1.73 sq m) |
| 70969-1 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (mdrd)/1.73 sq m among male population) |
| 71339-6 | Urea renal clearance/1.73 sq M--hemodialysis Urine and Serum or Plasma |
| 72159-7 | Inulin renal clearance/1.73 sq M and Serum or Plasma (Urine) |
| 75919-1 | Left ventricular Cardiac index |
| 76267-4 | Oxygen consumption (VO2)/Ideal body weight |
| 76633-7 | Glomerular filtration rate/1.73 sq M.predicted (creatinine-based formula (mdrd) in blood) |
| 77147-7 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (mdrd)/1.73 sq m) |
| 78006-4 | Isotopic Glomerular filtration rate/1.73 sq M and Serum or Plasma (Urine) |
| 87378-6 | Isotopic Tubular extraction rate/1.73 sq M or Blood |
| 8745-2 | Left ventricular Cardiac index (us 2d) |
| 8746-0 | Left ventricular Cardiac index (angiography biplane) |
| 8747-8 | Left ventricular Cardiac index (angiography single plane) |
| 8748-6 | Left ventricular Cardiac index (spiral ct) |
| 8749-4 | Left ventricular Cardiac index (us.doppler) |
| 8750-2 | Left ventricular Cardiac index (fick method) |
| 8751-0 | Left ventricular Cardiac index (indicator dilution) |
| 8752-8 | Left ventricular Cardiac index (mr) |
| 8753-6 | Left ventricular Cardiac index (nuclear blood pool) |
| 8755-1 | Right ventricular Cardiac index (2d echo) |
| 8756-9 | Right ventricular Cardiac index (angiography biplane) |
| 8757-7 | Right ventricular Cardiac index (angiography single plane) |
| 8758-5 | Right ventricular Cardiac index (spiral ct) |
| 8759-3 | Right ventricular Cardiac index (us.doppler) |
| 8760-1 | Right ventricular Cardiac index (fick method) |
| 8761-9 | Right ventricular Cardiac index (indicator dilution) |
| 8762-7 | Right ventricular Cardiac index (mr) |
| 8763-5 | Right ventricular Cardiac index (nuclear blood pool) |
| 88293-6 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (ckd-epi)/1.73 sq m among black population) |
| 88294-4 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (ckd-epi)/1.73 sq m among non black population) |
| 90995-2 | Iothalamate renal clearance/Body surface area |
| 94677-2 | Glomerular filtration rate, Plasma or Blood (creatinine and cystatin c-based formula (ckd-epi)/1.73 sq m) |
| 96404-9 | Para aminohippurate renal clearance/1.73 sq M and Serum or Plasma (Urine) |
| 96591-3 | Glomerular filtration rate (Dbs, based on 1.73 sq m among black population) |
| 96592-1 | Glomerular filtration rate (Dbs, based on 1.73 sq m among non black population) |
| 97952-6 | Glomerular filtration rate/Body surface area (creatinine-based formula (ckd-epi)) |
| 98979-8 | Glomerular filtration rate, Plasma or Blood (creatinine-based formula (ckd-epi 2021)/1.73 sq m) |
| 98980-6 | Glomerular filtration rate, Plasma or Blood (creatinine and cystatin c-based formula (ckd-epi 2021)/1.73 sq m) |