NR 547 Differential Diagnosis Psychiatric-Mental Health Week 3 (2026/2027) PDF | Nursing | Chamberlain

NR 547 Differential Diagnosis in Psychiatric-Mental
Health across the Lifespan Practicum - Chamberlain






, NR 547 Week 3


1. psychosis: disruptions in thoughts and perceptions leading to a

disconnection

from reality

-symptoms may include abnormal behaviors and sensations, including

catatonic behavior

-may be acute or chronic

-Although psychosis is categorized as a psychiatric disorder, it commonly

occurs as a secondary condition due to underlying endocrine, vascular,

immunologic, or metabolic problems

-Drugs, other substances, or other psychiatric conditions such as depression

or mania may also cause symptoms




2. Psychosis: Clinical Presentation: divided into several clinical domains

-positive



• occur when clients experience things in addition to reality

• hearing voices or seeing things that are not there



-negative

• involve a loss of something

,• loss of ability to experience pleasure or loss of motivation



-cognitive

• disorganization in thoughts, memories, focus, or attention



-affective

• the client's feelings and emotions



-motor

• may include abnormalities in gait, balance, and coordination, irregular

muscle contractions, or tremors




3. Psychosis: Positive Symptoms:

Hallucinations Delusions

Thought

disorder

Hostility

Excitability




4. Psychosis: Motor Symptoms: Motor

delay Dyscoordination

EPS

, -Parkinsonism

-Dyskinesia