Mood Disorder Presentations as They Appear in Stems

Exam stems almost never say bipolar disorder or major depression. They describe a person. Learning the description is worth more than learning the label, because the description is what you are handed and the label is what you are meant to infer.

What the description looks like

Depression arrives as slowness and subtraction. Sits at the edge of the day room. Answers in single words after a long pause. Has not eaten since admission. Wearing yesterday's clothes and declining a shower.

Nothing in that list names a disorder and all of it points at one. Mania arrives as speed and excess. Has not slept for several nights and denies being tired. Speech is rapid and hard to interrupt. Started three projects on the unit and finished none. Intrusive with other patients.

Sleep and energy are the axis

If you track only two variables in a mood stem, track sleep and energy. They move together, and both get described through behavior rather than through a complaint the patient volunteers.

A patient who is not sleeping and is doing more is a different safety problem from a patient sleeping constantly and doing less. Appetite and weight sit on the same axis and arrive the same way, through what is left on the tray and what the family noticed. Grooming is the third.

None of these require you to name the disorder before you act.

Two more descriptions worth recognizing

Flat affect arrives as a face that does not change, a voice with no rise or fall, and answers delivered without expression. It is not the same as feeling nothing, and options treating it as rudeness or refusal are wrong.

Psychomotor change runs in both directions. A patient who moves slowly, speaks slowly and takes a long time to answer sits at one end. A patient who cannot stay in a chair sits at the other. Both descriptions are about rate, and rate is what the stem hands you.

The safety flags hiding inside a mood presentation

The one that catches people is improvement. A severely depressed patient who suddenly looks brighter and more organized is a higher-risk patient rather than a recovering one, because energy and initiative can return before mood does.

Giving away possessions is the second. So is a sudden calm after a stretch of agitation, and a patient who begins settling practical matters with unusual care. Those findings belong in a risk assessment, and the ordering is worked through in choosing the priority action when risk is present.

In mania the safety flags are physical. Exhaustion, dehydration, and not eating because sitting still long enough to eat is impossible. Finger foods and a low-stimulation area appear in correct options for exactly that reason.

There is a related trap around discharge. A patient who has been distressed and is suddenly agreeable about going home may have simply stopped arguing, and agreement is not improvement.

What nutrition, hydration and rest look like as answers

For a slowed patient the answer is often to bring the food to them, sit for part of the meal, and accept small amounts often. For a fast patient the answer is portable food that can be eaten while moving.

Both are nursing answers to the same problem approached from opposite ends. Sleep works the same way. Protecting sleep is a genuine intervention in mania and a genuine assessment in depression, so options arranging rest are frequently correct rather than filler.

How treatment monitoring appears in the options

Options rarely say monitor the medication. They say draw a level before the morning dose, ask about fluid and salt intake, weigh the patient, or ask whether a tremor has appeared. Those are monitoring answers dressed as ordinary nursing.

Level-based monitoring belongs to a small number of agents, and the bands for acute treatment against maintenance sit in lithium levels for acute mania and maintenance. The wider class-by-class picture is collected in psychiatric medication monitoring.

Reading the stem for what it is asking

Two stems can carry an identical description and ask opposite things. One asks which finding to report, and the answer is the safety flag. The other asks for the appropriate intervention, and the answer is the action that fits the patient's current energy level.

Match the intervention to what the person can do right now. A profoundly slowed patient cannot choose from an open menu of activities, so a single-step invitation works. A patient in full flight cannot sit through a group, so a walk with staff works.

That matching principle is worth more than any list. It is also why two correct-sounding options often differ only in how much the patient is being asked to do.

When both still look plausible, check which one you could actually carry out in the next few minutes with this patient in front of you. The exam favors the one you could do now.

When the presentation is not a mood disorder

Withdrawal, delirium and psychosis all produce descriptions that overlap with mood presentations, and the timeline inside the stem usually settles which one you are in.

Anxiety in particular changes what a patient can process, which changes what a correct intervention looks like at each level. That argument is in anxiety levels and the first move.

Where the content of the patient's speech is fixed and unshared rather than fast or sad, you are somewhere else entirely, and psychotic symptoms and why arguing never works handles the response.

The habit to build

Read the behavioral description twice before you look at the options, and say to yourself what the patient can currently manage. Slow or fast. Safe or not safe. Then read the options against that.

Say the description back in one plain sentence before choosing. Slowed and withdrawn. Fast and unsafe. That sentence is usually the whole item, and the four options are just four different distances from it.

All of it still sits under the same ordering rule for the category, laid out in safety before talking.