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Figure 158.1
Different botulinum toxins block acetylcholine release via different synaptic proteins, BTX‐A – SNAP25 and BTX‐B – synaptobrevin. VAMP, vesicle‐associ...
Figure 158.5
Forehead facial asymmetry. BTX‐A 2 and 4 Ona BTX‐A units or equivalent. Aesthetic goal: (1) reduce right brow depressors and give brow elevation; and ...
Figure 158.9
Crow's feet: combination of BTX‐A followed by ultrapulsed carbon dioxide laser. (a) Before: crow's feet plus multiple lentigo. (b) Six months postoper...
Figure 158.13
Some frequent sites for injection of BTX into facial muscles for aesthetic indications.
Figure 158.2
Idealized diagram of the facial muscles that create lines and can be injected with botulinum toxin for aesthetic changes to the face.
Figure 158.6
Higher total doses of BTX‐ A often required in the male forehead: 36 total Ona BTX‐A units. (a) Male forehead with the corrugator and procerus muscles...
Figure 158.10
BTX‐A: infraorbital lines (a) before 2 units BTX‐A; and (b) 7 days after (a).
Figure 158.3
(a) Usual injection sites for a symmetrical forehead with vertical glabella lines before treatment and to correct brow ptosis. 4 Ona BTX‐A units per s...
Figure 158.7
Crow's feet: wrinkles extending laterally from the periorbital area produced by contraction of the orbicularis oculi muscle.
Figure 158.11
Perioral wrinkling due to contraction of the orbicularis muscle and dermal actinic elastosis. 1 unit per wrinkle site. 2 ona BTX‐A units maximum per l...
Figure 158.4
Forehead facial asymmetry. Stronger right corrugator and procerus muscles. Results in right brow ptosis compared to left.
Figure 158.8
Crow's feet: BTX‐A injection sites. Wrinkles extending laterally from the periorbital area produced by contraction of the orbicularis oculi muscle. on...
Figure 158.12
Mentalis muscle ‘creases’ treated with BTX‐A. (a) Before ona BTX‐A, 2 units; and (b) 7 days after (a).