NR547/ NR 547 Midterm Exam (Latest 2025/ 2026 Update)
Differential Diagnosis in Psychiatric-Mental Health Across
the Lifespan Practicum | 100 out of 100| Questions and
Verified Answers | Chamberlain
Question;
Name the 6 of a differential diagnosis
Answer:
1.) RULE OUT Malingering or Factitous disorder
2.)Ruling out substance etiology
3.) ruling out a medical etiology
4.) Determining the specific primary disorder
5.) Differentiating adjustment disorder from the residual "other specified" and "unspecified"
conditions
6.) Establishing the boundary with no mental disorder
Question;
Remember with step 5, the PMHNP can use "other specified" in the diagnosis when they want to
indicate the specific reason for a diagnosis.
Answer:
They use "unspecified" if:
the information doesnt conform to DSM5
there is insufficient info to make a specific diagnosis
there is more info the be revealed with time OR they want to help the patient avoid stigmas
, Question;
The PMHNP wants to rule out anemia as a cause for a patients fatigue and lack of motivation.
What lab should she order?
Answer:
a CBC with iron studies
hg-12-18
hematocrit: 38-48%
Question;
What is normal creat/BUN level?
Answer:
BUN: 7-18
creat: 0.6-1.2
Question;
A patient presents with brain fog, lack of focus, insomnia & mood swing, lack of mental
alertness. What lab should the PMHNP order?
Answer:
THYROID FUNCTION TEST
TSH: 0.4-4.5
T3: 100-200
T4: 5-11
Question;
Differential Diagnosis in Psychiatric-Mental Health Across
the Lifespan Practicum | 100 out of 100| Questions and
Verified Answers | Chamberlain
Question;
Name the 6 of a differential diagnosis
Answer:
1.) RULE OUT Malingering or Factitous disorder
2.)Ruling out substance etiology
3.) ruling out a medical etiology
4.) Determining the specific primary disorder
5.) Differentiating adjustment disorder from the residual "other specified" and "unspecified"
conditions
6.) Establishing the boundary with no mental disorder
Question;
Remember with step 5, the PMHNP can use "other specified" in the diagnosis when they want to
indicate the specific reason for a diagnosis.
Answer:
They use "unspecified" if:
the information doesnt conform to DSM5
there is insufficient info to make a specific diagnosis
there is more info the be revealed with time OR they want to help the patient avoid stigmas
, Question;
The PMHNP wants to rule out anemia as a cause for a patients fatigue and lack of motivation.
What lab should she order?
Answer:
a CBC with iron studies
hg-12-18
hematocrit: 38-48%
Question;
What is normal creat/BUN level?
Answer:
BUN: 7-18
creat: 0.6-1.2
Question;
A patient presents with brain fog, lack of focus, insomnia & mood swing, lack of mental
alertness. What lab should the PMHNP order?
Answer:
THYROID FUNCTION TEST
TSH: 0.4-4.5
T3: 100-200
T4: 5-11
Question;
