EEGs Flashcards
Electrode pop
phone ringing artifact
sweat artifact
Myogenic artifact
Chew artifact
glossokinetic artifact
Red arrow:
Blue circle:
Green Triangle:
Red arrow: Saccadic movements to left
Blue circle: Rightward eye movements(compensatory)
Green Triangle: lateral rectus spike
Fast alpha variant
Slow alpha variant
alpha squeak
Rhythmic mid-temporal theta bursts of drowsiness (RMTTBD)
Midline Theta
- What
- who:
- when:
- Description
- what: SREDA
- who: >50 years
- when: rest / drowsiness / HV
- Sudden buildup of rhythmic monomorphic theta/delta, mostly in temporoparietal region
SREDA:
Age:
When:
key differentiator
14 and 6 Hz
Age: peak = 13-14 years
When: Drowsiness / Light sleep
key differentiator: “ctenoid” appearance
14 and 6 Hz burst
What:
Age:
AKA (2) :
Key differentiator:
Benign sporadic sleep spikes (BSSS)
Age: adulthood
AKA: Small sharp spikes (SSS) or Benign epileptiform transients of sleep (BETS)
Key differentiator :no slow-wave component
wickett rhythm
Frontal arousal rhythm
mu
lambda
POSTS
Mitten pattern