The integration of psychosocial care into the routine care of all patients with cancer is increasingly being recognized as the new standard of care. These NCCN Clinical Practice Guidelines in Oncology for Distress Management discuss the identification and treatment of psychosocial problems in patients with cancer. They are intended to assist oncology teams identify patients who require referral to psychosocial resources and to give oncology teams guidance on interventions for patients with mild distress to ensure that all patients with distress are recognized and treated.

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The determination of the degree of depolarization of Tyndall-scattered light may be utilized to obtain information regarding the size, shape, and structural anistropy of colloidal particles. As compared to other techniques, the particular advantage of this colloid optical method is that the three factors may be investigated simultaneously and changes in one may readily be followed quantitatively.* Gans established the use of . Later Krishnan adopted p to indicate the same ratio.

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