PSYCH 650 Week 4 Schizophrenia Spectrum Disorders Example

A Sophomore Who Stopped Going to Class: First-Episode Psychosis, the Schizophrenia Spectrum and Why Early Coordinated Care Matters

[Student Name]

University of Phoenix

PSYCH/650: Psychopathology

Week 4 Assignment

[Instructor Name]

[Date]

The crisis unit, its staff and the client are composites written for a model paper; diagnostic criteria and research findings come from the sources listed.

Psychotic disorders often begin in late adolescence or early adulthood, interrupting education, work and relationships just as they are forming. Early, accurate assessment and coordinated treatment can change their course. Mr. D.'s first episode, seen on our unit, shows how much can hinge on the weeks after a crisis.

The Case

Mr. D., twenty, is a sophomore studying engineering at a large university in Tempe, Arizona. His parents, who live in Tucson, brought him to our unit after his roommates called them. Over about five months, he had withdrawn from friends, stopped attending most classes and spent days in his room. He spoke little and showed little emotion. In the past six weeks, he had come to believe that his roommates were recording his thoughts through the walls and posting them online, and he had begun sleeping in his car. He reported hearing whispering voices commenting on what he did. He had used cannabis heavily, daily, for about a year, but said he stopped two months ago because he thought it was being used to track him. There is a history of schizophrenia in his maternal uncle.

Symptoms of Psychosis

The DSM-5-TR (American Psychiatric Association, 2022) describes psychotic disorders by abnormalities in five domains: delusions, hallucinations, disorganized thinking and speech, grossly disorganized or abnormal motor behavior and negative symptoms. Mr. D. shows delusions, fixed beliefs that his thoughts are being recorded and broadcast; hallucinations, whispering voices; and negative symptoms, including diminished emotional expression, reduced speech and withdrawal. His thinking was organized enough to explain his beliefs.

Time Matters in Diagnosis

Three diagnoses depend on duration. Brief psychotic disorder involves psychotic symptoms lasting at least one day but less than a month, with full return to functioning. Schizophreniform disorder borrows schizophrenia's symptom list but covers illness that has run past one month without reaching six. Schizophrenia asks for half a year of continuous trouble, a month or more of it in the full-blown phase unless treatment cut it short, plus a slide in work, school or relationships.

Mr. D.'s difficulties began about five months ago with withdrawal and declining functioning, a prodromal phase, followed by active psychotic symptoms over the past six weeks. Counting the prodrome, his disturbance has lasted about five months. The team diagnosed schizophreniform disorder, provisional, recognizing that if symptoms continue past six months, the diagnosis would become schizophrenia.

Ruling Out Other Causes

Substance-induced psychotic disorder must be considered, given his heavy cannabis use. Psychotic symptoms that persist well beyond the period of intoxication or withdrawal, here about two months after stopping, suggest a primary psychotic disorder rather than a purely substance-induced one, though cannabis may have contributed to risk. Medical causes, such as thyroid disease, brain lesions or autoimmune encephalitis, were screened through blood tests and a neurological examination, which were normal. Mood disorders with psychotic features were considered; he had no clear manic or major depressive episodes.

Who Develops Schizophrenia?

McGrath et al. (2008) reviewed the epidemiology of schizophrenia based on systematic reviews. Roughly seven people in a thousand develop the illness over a lifetime, usually between the late teens and late twenties, with more new cases among men, city dwellers and people who have migrated. Risk factors included family history, obstetric complications, cannabis use and childhood adversity. Schizophrenia was associated with mortality roughly two to three times that of the general population.

Mr. D.'s age, sex, family history and cannabis use fit known risk patterns, though most people with these risks never develop psychosis.

His uncle's illness and a year of daily cannabis raised his risk; neither made psychosis inevitable.

How Psychosis Might Arise

Howes and Kapur (2009) proposed a revised dopamine hypothesis of schizophrenia, synthesizing evidence that multiple genetic and environmental risk factors converge on increased presynaptic dopamine synthesis and release in a part of the striatum. They linked this dysregulation to aberrant salience: ordinary events and thoughts take on unusual significance, and delusions develop as the person tries to explain these experiences. The hypothesis primarily accounts for psychosis rather than negative and cognitive symptoms, which likely involve other systems.

For Mr. D., ordinary sounds through the walls may have felt intensely significant, and the belief that his thoughts were being recorded may have developed to explain that feeling.

The Family's Experience

Mr. D.'s parents had noticed changes over the fall semester but attributed them to stress, cannabis or ordinary sophomore struggles. His mother said they felt guilty for not acting sooner and frightened by the word schizophrenia, which they associated with her brother's long hospitalizations decades ago. Parents and siblings usually see the first shifts and later carry much of the recovery, so what they believe and fear can decide whether a young adult keeps coming back to treatment. Family psychoeducation, explaining what psychosis is, what treatment involves and how recovery often unfolds, is therefore part of treatment, not an extra.

Cannabis and Psychosis

The link between heavy cannabis use and psychosis is well established in epidemiological studies, especially for high-potency products and early, frequent use, though cannabis is neither necessary nor sufficient for psychosis. For someone with a family history like Mr. D.'s, continued heavy use may raise the risk of relapse and worsen outcomes. Counseling about cannabis, delivered without moralizing, gives him information to make choices that support recovery.

Why Early Treatment Matters

Marshall et al. (2005) pooled first-episode cohorts to ask a simple question: does the length of time someone stays psychotic before getting treatment predict how they do later? Longer untreated psychosis was associated with more severe symptoms, worse functioning and poorer quality of life at follow-up, even after adjusting for some confounders. The findings support efforts to shorten the delay to treatment.

Coordinated Specialty Care

Kane et al. (2016) randomized thirty-four ordinary community clinics either to deliver team-based first-episode care or to carry on as usual, then followed clients for two years. The team model included careful, low-dose prescribing, family psychoeducation, individual resilience-focused therapy and supported employment and education. Clients of the team clinics stuck with care longer and reported bigger gains in daily life and symptom relief than clients of the usual-care clinics. Benefits were larger for those with shorter untreated psychosis.

The Plan

The team began antipsychotic medication at a low dose, provided education for Mr. D. and his parents and referred him to Arizona's first-episode psychosis program, which uses a coordinated specialty care model. The program includes supported education to help him return to school and counseling about cannabis.

Staff also discussed with Mr. D. what he wanted most, to return to engineering classes, and built the plan around that goal.

Conclusion

Mr. D.'s symptoms and their duration fit provisional schizophreniform disorder, with cannabis and family history as risk factors and other causes ruled out. Research on epidemiology, dopamine dysregulation, untreated psychosis and coordinated care supports early, team-based treatment focused on recovery.

References

American Psychiatric Association. (2022). Diagnostic and statistical manual of mental disorders (5th ed., text rev.). https://doi.org/10.1176/appi.books.9780890425787

Howes, O. D., & Kapur, S. (2009). The dopamine hypothesis of schizophrenia: Version III, the final common pathway. Schizophrenia Bulletin, 35(3), 549-562. https://doi.org/10.1093/schbul/sbp006

Kane, J. M., Robinson, D. G., Schooler, N. R., Mueser, K. T., Penn, D. L., Rosenheck, R. A., Addington, J., Brunette, M. F., Correll, C. U., Estroff, S. E., Marcy, P., Robinson, J., Meyer-Kalos, P. S., Gottlieb, J. D., Glynn, S. M., Lynde, D. W., Pipes, R., Kurian, B. T., Miller, A. L., ... Heinssen, R. K. (2016). Comprehensive versus usual community care for first-episode psychosis: 2-year outcomes from the NIMH RAISE Early Treatment Program. American Journal of Psychiatry, 173(4), 362-372. https://doi.org/10.1176/appi.ajp.2015.15050632

Marshall, M., Lewis, S., Lockwood, A., Drake, R., Jones, P., & Croudace, T. (2005). Association between duration of untreated psychosis and outcome in cohorts of first-episode patients: A systematic review. Archives of General Psychiatry, 62(9), 975-983. https://doi.org/10.1001/archpsyc.62.9.975

McGrath, J., Saha, S., Chant, D., & Welham, J. (2008). Schizophrenia: A concise overview of incidence, prevalence, and mortality. Epidemiologic Reviews, 30(1), 67-76. https://doi.org/10.1093/epirev/mxn001