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44249-1, 54635-8. The nine-item Patient Health Questionnaire ( PHQ-9) is a depressive symptom scale and diagnostic tool introduced in 2001 to screen adult patients in primary care settings. The instrument assesses for the presence and severity of depressive symptoms and a possible depressive disorder. [ 1][ 2][ 3] The PHQ-9 is a component of ...
The Montgomery–Åsberg Depression Rating Scale ( MADRS) is a ten-item [ 1] diagnostic questionnaire which mental health professionals use to measure the severity of depressive episodes in patients with mood disorders. It was designed in 1979 by British and Swedish researchers (Stuart Montgomery and Marie Åsberg) as an adjunct to the Hamilton ...
When the test is scored, a value of 0 to 3 is assigned for each answer and then the total score is compared to a key to determine the depression's severity. The standard cut-off scores were as follows: [7] 0–9: indicates minimal depression; 10–18: indicates mild depression; 19–29: indicates moderate depression; 30–63: indicates severe ...
Euthyroid sick syndrome ( ESS) is a state of adaptation or dysregulation of thyrotropic feedback control [ 1] wherein the levels of T3 and/or T4 are abnormal, but the thyroid gland does not appear to be dysfunctional. This condition may result from allostatic responses of hypothalamus-pituitary-thyroid feedback control, dyshomeostatic disorders ...
A depression rating scale is a psychometric instrument (tool), usually a questionnaire whose wording has been validated with experimental evidence, having descriptive words and phrases that indicate the severity of depression for a time period. [1] When used, an observer may make judgements and rate a person at a specified scale level with ...
The Hamilton Rating Scale for Depression ( HRSD ), [ 1] also called the Hamilton Depression Rating Scale ( HDRS ), sometimes also abbreviated as HAM-D, is a multiple-item questionnaire used to provide an indication of depression, and as a guide to evaluate recovery. [ 2] Max Hamilton originally published the scale in 1960 [ 3] and revised it in ...
Differential scanning calorimetry ( DSC) is a thermoanalytical technique in which the difference in the amount of heat required to increase the temperature of a sample and reference is measured as a function of temperature. [ 1] Both the sample and reference are maintained at nearly the same temperature throughout the experiment.
92.01. OPS-301 code. 3-701. The radioactive iodine uptake test is a type of scan used in the diagnosis of thyroid problems, particularly hyperthyroidism. It is entirely different from radioactive iodine therapy (RAI therapy), which uses much higher doses to destroy cancerous cells. The RAIU test is also used as a follow-up to RAI therapy to ...