Public change overview
Recent concepts
Review concepts whose canonical node records were recently created or updated.
Note: this page shows concepts with recent database timestamps. It does not provide a field-by-field edit history because the current schema does not store revision diffs.
| Concept | Change | When | Node type | Domain | Identifier |
|---|---|---|---|---|---|
| Leukocyte Count The number of WHITE BLOOD CELLS per unit volume in venous BLOOD. A differential leukocyte count measures the relative numbers of … |
Added | Parameter | Physiology | AMW:PARAM:115007 | |
| Lymphocyte Count The number of LYMPHOCYTES per unit volume of BLOOD. |
Added | Parameter | Physiology | AMW:PARAM:115008 | |
| Maximal Expiratory Flow Rate The airflow rate measured during the first liter expired after the first 200 ml have been exhausted during a FORCED VITAL CAPACIT… |
Added | Parameter | Physiology | AMW:PARAM:135004 | |
| Maximal Midexpiratory Flow Rate Measurement of rate of airflow over the middle half of a FORCED VITAL CAPACITY determination (from the 25 percent level to the 75… |
Added | Parameter | Physiology | AMW:PARAM:135005 | |
| Mean Platelet Volume A measure of the size of PLATELETS. |
Added | Parameter | Physiology | AMW:PARAM:115013 | |
| Metabolic Clearance Rate Volume of biological fluid completely cleared of drug metabolites as measured in unit time. Elimination occurs as a result of met… |
Added | Parameter | Physiology | AMW:PARAM:125010 | |
| Microvascular Density Measured density of MICROVESSELS in a given field of area. It is a surrogate BIOMARKER used for many physiological and pathophysi… |
Added | Parameter | Physiology | AMW:PARAM:105016 | |
| Oxygen Saturation Extent to which HEMOGLOBIN is saturated with OXYGEN typically as measured in arterial blood. It can be measured by various method… |
Added | Parameter | Physiology | AMW:PARAM:125012 | |
| Pain Threshold Amount of stimulation required before the sensation of pain is experienced. |
Added | Parameter | Physiology | AMW:PARAM:160004 | |
| Peak Expiratory Flow Rate Measurement of the maximum rate of airflow attained during a FORCED VITAL CAPACITY determination. Common abbreviations are PEFR a… |
Added | Parameter | Physiology | AMW:PARAM:135006 | |
| Plasma Volume Volume of PLASMA in the circulation. It is usually measured by INDICATOR DILUTION TECHNIQUES. |
Added | Parameter | Physiology | AMW:PARAM:105005 | |
| Platelet Count The number of PLATELETS per unit volume in a sample of venous BLOOD. |
Added | Parameter | Physiology | AMW:PARAM:115011 | |
| Portal Pressure The venous pressure measured in the PORTAL VEIN. |
Added | Parameter | Physiology | AMW:PARAM:105011 | |
| Pregnancy Rate The ratio of the number of conceptions (CONCEPTION) including LIVE BIRTH; STILLBIRTH; and fetal losses, to the mean number of fem… |
Added | Parameter | Physiology | AMW:PARAM:140001 | |
| Pulmonary Diffusing Capacity The amount of a gas taken up, by the pulmonary capillary blood from the alveolar gas, per minute per unit of average pressure of … |
Added | Parameter | Physiology | AMW:PARAM:135003 | |
| Pulmonary Wedge Pressure The blood pressure as recorded after wedging a CATHETER in a small PULMONARY ARTERY; believed to reflect the PRESSURE in the pulm… |
Added | Parameter | Physiology | AMW:PARAM:135002 | |
| Residual Volume The volume of air remaining in the LUNGS at the end of a maximal expiration. Common abbreviation is RV. |
Added | Parameter | Physiology | AMW:PARAM:105017 | |
| Respiratory Rate The number of times an organism breathes with the lungs (RESPIRATION) per unit time, usually per minute. |
Added | Parameter | Physiology | AMW:PARAM:135008 | |
| Reticulocyte Count The number of RETICULOCYTES per unit volume of BLOOD. The values are expressed as a percentage of the ERYTHROCYTE COUNT or in the… |
Added | Parameter | Physiology | AMW:PARAM:115006 | |
| Secretory Rate The amount of a substance secreted by cells or by a specific organ or organism over a given period of time; usually applies to th… |
Added | Parameter | Physiology | AMW:PARAM:125013 | |
| Sleep Duration Total number of hours of sleep in a day. |
Added | Parameter | Physiology | AMW:PARAM:160006 | |
| Sleep Latency The time it takes to reach REM SLEEP. It is typically measured by POLYSOMNOGRAPHY or EEG as a part of various sleep pattern tests… |
Added | Parameter | Physiology | AMW:PARAM:160007 | |
| Sperm Count A count of SPERM in the ejaculum, expressed as number per milliliter. |
Added | Parameter | Physiology | AMW:PARAM:115012 | |
| Stroke Volume The amount of BLOOD pumped out of the HEART per beat, not to be confused with cardiac output (volume/time). It is calculated as t… |
Added | Parameter | Physiology | AMW:PARAM:105012 | |
| Taste Threshold The minimum concentration at which taste sensitivity to a particular substance or food can be perceived. |
Added | Parameter | Physiology | AMW:PARAM:160005 | |
| Tidal Volume The volume of air inspired or expired during each normal, quiet respiratory cycle. Common abbreviations are TV or V with subscrip… |
Added | Parameter | Physiology | AMW:PARAM:135016 | |
| Total Lung Capacity The volume of air contained in the lungs at the end of a maximal inspiration. It is the equivalent to each of the following sums:… |
Added | Parameter | Physiology | AMW:PARAM:135009 | |
| Venous Pressure The blood pressure in the VEINS. It is usually measured to assess the filling PRESSURE to the HEART VENTRICLE. |
Added | Parameter | Physiology | AMW:PARAM:105009 | |
| Ventilation-Perfusion Ratio The ratio of alveolar ventilation to simultaneous alveolar capillary blood flow in any part of the lung. (Stedman, 25th ed) |
Added | Parameter | Physiology | AMW:PARAM:135017 | |
| Ventricular Pressure The pressure within a CARDIAC VENTRICLE. Ventricular pressure waveforms can be measured in the beating heart by catheterization o… |
Added | Parameter | Physiology | AMW:PARAM:105015 |