H's and T's Flashcards
1
Q
when should the H’s and T’s be considered?
A
pulseless arrest:
- PEA
- asystole
- ventricular fibrillation
- pulseless ventricular tachycardia
2
Q
H’s and T’s are most commonly associated with which pulseless rhythm?
A
PEA
3
Q
what are the H’s?
A
- hypovolemia
- hypoxia
- hydrogen ion (acidosis)
- hyper-/hypokalemia
- hypoglycemia
- hypothermia
4
Q
what are the T’s?
A
- toxins
- tamponade (cardiac)
- tension pneumothorax
- thrombosis (coronary, or pulmonary)
- trauma
5
Q
a fluid bolus may help determine if arrest is related to ____
A
hypovolemia
6
Q
an ABG must be drawn to determine?
A
if patient is respiratory acidosis
7
Q
signs of hypERkalemia
A
- peaked T waves (earliest sign)
- P wave widens and flattens
- QRS widening
8
Q
signs of hypOkalemia
A
- flattened T waves and inversion
- prominent U waves
- ST depression
