Symptom Clusters in Cancer (PDQ®)–Health Professional Version

https://www.cancer.gov/about-cancer/treatment/side-effects/cancer-symptom-clusters-hp-pdq?cid=eb_govdel#top A symptom cluster is two or more concurrent symptoms with the following properties:[1,8] The concurrent symptoms within the cluster are stable (i.e., the same symptoms that comprise clusters are identified at different time points throughout the cancer care trajectory). The symptoms within a cluster may share underlying mechanisms. The symptoms within a cluster may share outcomes. The symptom cluster may have a temporal dimension (i.e., the severity of the symptoms within the cluster may shift together over time).