science

Tardive psychosis

Tardive psychosis is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Tardive psychosis rather than just read about it. In short: Tardive psychosis is a hypothetical form of psychosis caused by long-term use of neuroleptics. It was first proposed in 1978 but was questioned by the late 1980s.

Key takeaways

Tardive psychosis belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Tardive psychosis to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Tardive psychosis from memory before moving on to harder problems.

Reference excerpt

Tardive psychosis is a hypothetical form of psychosis caused by long-term use of neuroleptics. It was first proposed in 1978 but was questioned by the late 1980s. It was hypothesized that psychosis could arise as neuroleptic medication become decreasingly effective, requiring higher doses, or when not responding to higher doses. Evaluation suggests that "tardive psychosis" is better described as a combination of "several different and not necessarily correlated phenomena related to neuroleptic treatment of schizophrenia." Some articles equated tardive psychosis to supersensitivity psychosis. However, descriptions of symptoms of the latter do not match the former. Specific supersensitivity psychosis articles focus on psychotic episodes in the wake of psychotic medication withdrawal associated with Clozapine, rather than on medication resistance. A hypothetical condition related to tardive psychosis, tardive dysmentia, has also been questioned.

Description The theoretical tardive psychosis is distinct from schizophrenia and induced by the use of current (dopaminergic) antipsychotics by the depletion of dopamine and related to the known side effect caused by their long-term use, tardive dyskinesia.

In addition to dopaminergic upregulation in the nigrostriatal tracts, many investigators have suggested that dopaminergic upregulation may occur in mesolimbic or mesocortical tracts, leading to a worsening of psychosis beyond the original level. This phenomenon has been called 'tardive psychosis' or 'supersensitivity psychosis'. Tardive psychosis was researched in 1978 and 1989, and sporadic research continues. Some studies have found it to be associated with psychotic depression and potentially, dissociation. For people with any tardive conditions clozapine remains an option but since it can create blood dyscrasias, which require frequent blood work, as well as other severe side effects, it is used increasingly less in clinical practice. Although tardive psychosis continues to be studied, it still has not been established as a fact but it is known that the study classes of antipsychotics such as the NMDA receptor modulators (glutamate antagonists) in not creating tardive dyskinesia will not create this condition.

See also Supersensitivity psychosis Tardive dyskinesia Tardive dysmentia

References

Worked examples

Example 1 — a first encounter with Tardive psychosis

Start with the simplest possible case. Write down what Tardive psychosis claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Tardive psychosis before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Tardive psychosis ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Tardive psychosis

In research: Tardive psychosis appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Tardive psychosis in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Tardive psychosis is common in secondary-school and first-year university syllabi. It links to neighbouring topics Psychopathological syndromes, Psychosis, so understanding it makes those chapters shorter.
In everyday life: Look for Tardive psychosis outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Tardive psychosis in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Tardive psychosis means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Tardive psychosis out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Tardive psychosis in simple terms?

Tardive psychosis is a hypothetical form of psychosis caused by long-term use of neuroleptics. It was first proposed in 1978 but was questioned by the late 1980s.

Why does Tardive psychosis matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Tardive psychosis?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Tardive psychosis.