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					  Audit

A one-year audit of specialist psycho-oncology
services in an Irish tertiary referral centre
Brian Hallahan, Malcolm Garland
                                                                                                     Ir J Psych Med 2004; 21(4): 128-130



Abstract
                                                                         Table 1: Cancer diagnosis in psycho-oncology referrals at Beaumont
   Objectives: Psychological services to patients with cancer
                                                                         Hospital compared to most recently available National Cancer Registry2
are very limited in Ireland. A dedicated psycho-oncology
                                                                         data
service was established at our Institution 18 months ago.
The aim of this study was to examine referral rates,
                                                                          Cancer                          n                 %                Deaths from cancer
psychiatric diagnoses and treatment interventions in this
                                                                                                                                                 1999 (%)*
patient group.
   Methods: The clinical and psychiatric characteristics of               Breast                          12               19.0                          8.5
consecutive patients (n = 63) referred to a recently                      Lymphoma                        12               19.0                          3.3
established specialist psycho-oncology service in an Irish
university teaching hospital over a one-year period were                  Colorectal                      8               12.7                          12.6
examined prospectively. International diagnostic criteria                 Lung                            7                11.1                         18.9
were applied. Forms of treatment instituted and clinical
                                                                          Ovarian                          6               9.5                          2.9
response to same were also audited.
   Results: Over half (54%) of patients presented with                    Oesophagus                       6               9.5                          4.0
affective disorder spectrum illnesses. The remaining
                                                                          Melanoma                         4               6.3                           1.1
referrals represented a diverse group of psychiatric
diagnoses, but included a large proportion of patients with               Brain                           2                3.2                           2.4
delirium. Approximately 20% of patients did not meet                      Bladder + Kidney                2                3.2                           4.0
criteria for a psychiatric diagnosis. There was an over-
representation of breast cancer and lymphoma. Thirty-eight                Prostate                         1               1.6                          6.5
per cent of patients were on prescribed corticosteroids at                Pancreatic                       1               1.6                           4.8
the time of referral. Eighty-two per cent of patients required
                                                                          *Cancer classified as miscellaneous accounted for 31% of cancer deaths in 1999. Death rates
some form of psychiatric intervention, and 86% of these                   rather than incidence data are shown, as the former data is biased by high rates of benign skin
benefited clinically from our intervention.                               cancers.
   Conclusions: The data suggest that even in oncology
services with good existing support networks, such as this             bedded university teaching hospital with a single-practice 20-
one, the role of an additional input from liaison psychiatry           bedded in-patient oncology ward with an attached day
is considerable.                                                       hospital. Approximately 1,000 new patients are seen per
                                                                       annum, with almost the same number of admissions; there
Key words: Psycho-oncology; Liaison psychiatry;                        are approximately 5,000 day hospital patient visits per annum
Psychological morbidity; Audit.                                        (Dr L Grogan, Dept. Head, pers comm).
                                                                          The psycho-oncology service was commenced in July
Introduction                                                           2002 and comprises a consultant liaison psychiatrist (MG)
   The provision of psychological services to cancer patients          and an independently funded research fellow in psychiatry
is an important component of liaison psychiatry. This is               with sessional commitment to oncology (BH). This team
reflected in the growth of the sub-specialty of psycho-oncol-          attends the weekly psycho-social (‘dry’) ward round, provides
ogy worldwide. Despite this, to our knowledge, only two                teaching, both formal and informal, to all staff, and assesses,
oncology units in this country receive dedicated input from a          treats and follows-up referred patients. For resource reasons
liaison psychiatry service. Beaumont Hospital is a 660-                this service was made available to medical oncology only;
                                                                       haematology and surgical oncology services were not
                                                                       provided with such input.
Brian Hallahan, DPM, MRCPsych, Research Fellow,
*Malcolm Garland, MD, MRCPI, MRCPsych, DPM, Consultant                 Aims and methods
Psychiatrist, Department of Psychiatry, Beaumont Hospital,                The aims were to characterise the clinical status of referred
Beaumont Road, Dublin 9 and the Royal College of Surgeons,             patients to our service and to broadly compare this with the
Ireland.                                                               international data. Data refers to those consecutive patients
*Correspondence
                                                                       (n = 63) seen over a one-year period (Jan-Dec 2003). Site of
SUBMITTED: FEBRUARY 27, 2004. ACCEPTED: NOVEMBER 8, 2004.
                                                                       primary tumour and extent of disease were the principal


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                                                                                                        Ir J Psych Med 2004; 21(4): 128-130


   Table 2: Cancer disease status of referred patients                     Table 3: Psychiatric diagnoses in referred patients

                                          n               %                Diagnosis                                n             %
   Early/localised                       10              15.9              Depression                              31            49.2
   Advanced                              32              50.8              Delirium                                 5             7.9
   Terminal                              21              33.3              Adjustment disorder                      4             6.3
   Total                                 63              100.0             Psychosis                                3             4.8
                                                                           Anxiety disorder                         3             6.3
oncological data collected. Patients’ psychological status
was defined using International Classification of Disease-                 Bipolar affective disorder               3             4.8
(ICD-) 10 operational criteria.1 We also defined what treat-               Alcohol misuse                           2             3.2
ments were used, both psychotherapeutic and
                                                                           Dementia                                 1             1.6
pharmacological and ascertained which patients improved
clinically (assessed by informal clinical means only).                     No active psychiatric diagnosis          11           17.5
                                                                           Total                                   63            100.0
Results
   Table 1 classifies referred patients in terms of primary
tumour. Both lymphoma and breast cancer were somewhat                   psycho-stimulants for lethargy/amotivation, although few in
over-represented in our study compared to the national                  number, responded well to treatment. Only small amounts of
cancer registry of new case cancer incidence and deaths                 other drug groups, including benzodiazepines, were used.
from cancer.2                                                           Eighty-six per cent of patients improved clinically with phar-
   Table 2 describes the oncological disease status of the              macotherapy. Two of the six patients unimproved on the initial
patients. Most patients were in the later stages of disease             antidepressant subsequently improved upon augmentation
advancement. Table 3 describes the psychiatric diagnoses                or switching.
seen. Of note, more than 50% of patients were diagnosed
with affective-spectrum disorders. Of the 39 patients referred          Discussion
by the oncology team for ‘depression’, only 24 (61.5%)                     There is a strong international bank of literature on the
fulfilled ICD-10 criteria for a current depressive episode, the         epidemiology of psychiatric disorder in cancer patients. Much
remaining patients being diagnosed with either no diagnosis             of this has now been summarised in reviews, which facilitates
or adjustment disorder.                                                 comparison with our data, the first, to our knowledge, exam-
   When all referrals were considered, the accuracy of the              ining an Irish population. Although greatly biased by disease
perceived psychiatric diagnosis by the oncologists fell to              status, diagnostic criteria, referral procedures and pre-exist -
50.1%. Identifiable causes for such misdiagnosis included,              ing support networks, as well as by socio-cultural factors,
for example, misclassifying delerium as psychosis and vice              Massie and Holland estimate overall prevalence rates to be
versa. Almost 20% of patients had no formal psychiatric                 25%.3 This is significantly higher than the prevalence rate for
disorder. Approximately one third of patients had a past                general hospital inpatients, which in turn is about twice that
psychiatric diagnosis (Table 4).                                        of the general population.4
   It was noted that 24 patients (38.1%) were on prescribed                The majority of diagnoses are adjustment disorders. This is
corticosteroids at the time of referral. Fourteen (58.3%) of            confirmed in an Irish population by data from an earlier study
these patients fulfilled criteria for depression, two for hypo-         of 80 patients with breast cancer, which found (using struc-
mania (8.3%) and eight (33.3%) for psychosis with or without            tured interviews) prevalence rates of psychological morbidity
delirium. Twenty-seven patients (42.8%) were on                         of 38% – almost half of which were adjustment disorders.5
psychotropic medication (mainly low-dose benzodiazepines)               The predominance of more hierarchically serious disorders
prior to consultation.                                                  such as depression in our data (Table 3) suggest that the
   Fifty-two patients (82.5%) required some form of clinical            former are being dealt with by patients, their families and the
intervention. One patient (with moderate depression) refused            nursing and social work component of the oncology service.
treatment. Treatments administered included supportive                     Nonetheless, even only considering new oncology patient
psychotherapy, psycho-education, referral for specific coun-            throughput, a referral rate of 63/1000 (6.3%) is very low and
selling (grief or alcohol), as well as pharmacotherapy                  suggests the need for greater effort in detection of psycho-
(detailed in Table 5). One patient was treated with interper-           logical morbidity, including the possible use of screening
sonal therapy.                                                          instruments.
   Nine patients (14.3%) received psycho-education or                      Moreover, that the referring physician had a psychiatric
supportive psychotherapy as the principal component of their            diagnostic ‘hit rate’ of only 50%, suggests a role for more
psychiatric input. Four (6.3%) patients were referred for               educational input. The low referral data may also suggest
specific counselling.                                                   there are strong stigma factors militating against disclosure
   As regards pharmacotherapy (Table 5), almost 40% were                by the patient or alternatively, and more optimistically, the
commenced on anti-depressant therapy. An additional 10%                 existence of greater support networks for Irish patients.
required only dosage adjustment. Patients commenced on                     Screening has its advocates but the ideal instrument is


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                                                                                                          Ir J Psych Med 2004; 21(4): 128-130


   Table 4: Past psychiatric history of referred patients                     Table 5: Description of pharmacotherapy instituted


   Diagnosis                             n                  %                 Treatment                     Total            Improved on treatment
   Depression                           12              60.0                                                                 Improved         No benefit
   Psychosis                             2              10.0                  Antidepressants                25                  19                6
   Alcohol misuse                        2              10.0                  Citalopram                      6                  4                 2
   BPAD                                  2              10.0                  Escitalopram                    7                  5                 2
   Anxiety-spectrum disorder             1              5.0                   Mirtazapine                     9                  7                 2
   Adjustment disorder                   1              5.0                   Sertraline                      1                  1                 0
   Total                                20             100.0                  Venlafaxine                     2                  2                 0
                                                                              Methylphenidate                 4                  4                 0
hard to arrive at as many of the somatic symptoms of depres-                  Antipsychotics                  6                  6                 0
sion (fatigue, insomnia, weight loss, anorexia etc.) mimic
                                                                              Hypnotic/BZ D                   3                  3                 0
those of systemic carcinomatosis.
   The psychological sequelae of being diagnosed with, and                    Mood stabiliser                 1                  1                 0
enduring, cancer are obviously enormous and have been
dealt with extensively in the literature. 6 Each stage of the
process carries with it different potential psychological crisis            The offering of alternative agents (eg. mirtazapine for
points – the disbelief, anger and grief of initial diagnosis, the         anorexia, stimulants for fatigue), although not documented
body image disturbance involved with surgery, the potential               herein, has been an important part of our service.
rigours of medical treatment, the anxiety and unknowing that
surrounds recurrence, the acceptance of disease progres-                  Conclusion
sion and finally, of death.                                                 We conclude that even in oncology services with well-
   Psychological morbidity rates generally follow a tri-modal             developed multi-disciplinary support services, the addition of
distribution – the peaks representing the initial diagnosis and           specialist liaison psychiatry services can be an important
treatment, recurrence and finally the consequences of                     further contribution to patient care.
advanced disease.7 Severity of the illness has been shown to
be the single most important variable associated with depres-             Declaration of interest: None
sion8 and our data would accord with this (Table 2).
   Certain cancers, such as pancreatic and breast carcinoma
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