9/27/21 Flashcards
What is the maximum daily rate of change of serum sodium that one should achieve when correcting a patient’s serum sodium?
Maximum of 10-12 mEq/L/day
Polycythemia Vera labs will show
↑ RBC mass
↑ Hgb
overproduction of ALL cell lines
presents with headache, dizziness, pruritus after showering, PE will show hypertension, splenomegaly
A gram stain showing gram positive cocci in clusters often represents infection with ____________________
Staphylococcus species, most notably S. aureus.
Black Widow Spider rx
Opioids, benzodiazepines, antivenin (only if severe Sx)
What is the most common precipitant of Stevens-Johnson syndrome?
Medications, such as sulfa drugs or anticonvulsants.
Once shoulder dystocia is recognized during delivery, you should do what?
the mother’s legs should be hyperflexed and pulled up by the abdomen (McRoberts maneuver) and firm suprapubic pressure applied
If an episiotomy needs to be performed, in which direction should the incision be made?
Mediolateral.
What are the five cyanotic congenital heart defects?
1- Transposition of the great arteries 2- tetralogy of Fallot 3- tricuspid atresia 4- truncus arteriosus 5- total anomalous pulmonary venous return.
Visual hallucinations are more common in organic (medical) psychoses than functional (psychiatric) psychoses.
True.
Does cefepime provide antipseudomonal coverage?
yes
Which muscles are predominantly responsible for plantar flexion of the foot?
Gastrocnemius and soleus muscles.
Lab markers of intoxication with ethylene glycol include
high anion gap metabolic acidosis
calcium oxalate formation –> AKI
*absence of significant lactate or ketone concentrations
Ethylene Glycol Intoxication treatment
Treatment is fomepizole
What is considered a prolonged QTc?
> 440 ms (men) and > 460 ms (women), with > 500 ms associated with an increased risk of developing torsades de pointes.
Idarucizumab is a monoclonal antibody fragment that is used to reverse the direct oral anticoagulant _____________
dabigatran
What is the recommended therapeutic international normalized ratio range for patients with mechanical mitral valves?
2.5–3.5.
____________ is the reversal agent for heparin.
Protamine sulfate
What is commotio cordis?
Commotio cordis is blunt cardiac trauma from a direct blow to the heart that results in a dysrhythmia, hypotension, and loss of consciousness.
There are two correct electrode positions for cardioversion. The pads should be placed where?
-left chest anterior to the heart and left upper back
or
-right upper chest and left midaxillary line.
The pads should be placed in the same location for defibrillation
