This metabolic abnormality can occur in a patient taking an SSRI
What is hyponatremia?
Prior to the morning dose of lithium
When should a lithium level be checked?
Within 6 months of starting naltrexone
When do you check LFTs?
Weight, BMI, waist circumference, blood pressure, fasting lipids and this should be measured prior to initiation of second-generation antipsychotics
What is fasting glucose?
Order this imaging study when you see a 93 year old woman with altered mental status, a low grade fever, and a cough
What is a chest Xray?
Creatinine is important to check when prescribing carbamazepine or this mood stabilizer
What is lithium?
Amphetamines are detectable in urine during this time period
What is 1-2 days?
A medication that could be helpful for someone in recovery for Xanax abuse who is anxious, can't stop drinking, and has hepatic insufficiency
What is gabapentin?
Check this 3 times when ruling out MI in a patient who presents to the ER with symptoms of a panic attack and a history of CVD
What is troponin?
First-episode psychosis; aggressive rage and hypersexuality; new onset psychiatric problem in a patient over 50 years of age are indications for this type of imaging
What is a brain MRI with contrast?
Elevated bicarbonate and amylase, hypochloremia, and hypokalemia may suggest these behaviors
What is active purging with chronic emesis?
This is how often I check lipids and fasting glucose in my patient who has been stable on olanzapine for 2 years
What is every 12 months?
When oral contraceptives and lamotrigine are co-prescribed, the level of this medication may need to be adjusted
What is lamotrigine?
Your pregnant patient with severe bipolar disorder who achieved remission on a SGA and whose weight gain is in the 90%ile would need more frequent testing for this condition
What is gestational diabetes?
You might not think of checking this before starting lithium in a 27 year old trans man
What is a urine HCG test?
Three indications for checking a prolactin level in an patient taking risperidone
What are galactorrhea, menstrual irregularities, and sexual dysfunction?
The most likely diagnosis in a patient who had a seizure, tachycardia, hypertension and labs notable for: Hgb 12, Plt 208, K 3.1, AST 107 / ALT 90, T bili 1.4, BAL 100 mg/dL.
What is severe alcohol withdrawal?
Cytochrome P450 isoenzymes active in metabolizing psychotropics include CYP2C9, CYP2C19, CYPA3/4/5 and these two isoenzymes
What are CYP1A2 and CYP2D6?
An EKG is indicated if there are cardiac risk factors or patient is over age 40 for this class of medications
What are tricyclic antidepressants?
This test would reveal enlarged ventricles in a patient with an eating disorders or alcoholism
Non-contrast head CT
CBC, comprehensive metabolic panel, ESR, B12, folate, TSH, and RPR, and toxicology screens would be indicated in the evaluation of a 24 year old presenting with this
What is new-onset psychosis?
The quickest test for an ER patient who took a full bottle of doxepin
What is an EKG?
These 3 strong 2D6 inhibitors can decrease the effectiveness of tamoxifen
What are fluoxetine, paroxetine, and bupropion?
Ventricular arrhythmias are higher risk in patients when this result is above 500 (units)
What is QTc?
Barbiturates and this class of medications can increase beta activity on an EEG
What are benzodiazepines?