Techniques and Equipment
What is tumescent liposuction?
This type of liposuction uses a saline solution with epinephrine and lidocaine to reduce bleeding and pain
What is the most common indication for liposuction?
To improve body contouring
Which test is the most important physical exam related to liposuction?
Pinch test
What should a patient wear postoperatively for weeks to reduce edema and reduce contour irregularities?
Compression garments
Overly aggressive liposuction in a single area can lead to what irregularity in skin contour?
What is dimpling or skin asymmetry?
This technique uses ultrasonic energy to emulsify fat before suction
What are the early signs of lidocaine toxicity?
Circumoral numbness
Drowsiness
Tinnitus
Where is the reserve fat of illouz located?
Why is this important?
What should patients do to reduce the risk of DVT?
Patients should ambulate early postoperatively to reduce risk of DVT
Which anatomical region carries the highest risk for perforation due to its thin fat layer?
What is the abdomen
Which Liposuction techniques use some source of heat?
What are two associated complications?
Ultrasound assisted liposuction (UAL) - Can lead to more seromas
Laser assisted liposuction (LAL)- Can cause skin burns
Radiofrequency assisted liposuction (RFAL)- Can cause skin burns
How do you treat Lidocaine toxicity?
Extra 200 points! What do you add for bupivacaine toxicity or cardiac involvement?
Benzodiazepines and supportive care
Extra: Lipids
When are adipocytes produced?
There are 3 answers
Adipocytes are produced in utero, early childhood and early adolescence.
Volumes of aspirate greater than how many milliliters should be admitted to inpatient?
Volumes > 5000cc
How many hours post op can hypovolemia occur?
How can you decrease he risk of hypovolemia?
12-36 hours postoperatively from fluid shifts.
Risk decreased with use of super wet and tumescent techniques
This type of cannula movement involves small controlled strokes to remove fat evenly?
What is the criss-cross or fanning technique
Lymphedema
What is the most common cause of death during liposuction procedure?
DVT leading to PE
What are the different liposuction types and their EBL in aspirate?
Dry, EBL component of aspirate is 50%
Wet, EBL component of aspirate is 30%
Super wet, EBL component 4%
Tumescent, EBL component 1%
What is the most frequent laser used in laser assisted lipolysis?
1064nm Nd: YAG
During suction lipectomy, using tumescent anesthesia, total blood loss is expected to be what percentage of aspirate.
1%
Liposuction is contraindicated in patients with what life-threatening disorder
Coagulopathy
What are the intermediate and late signs of lidocaine toxicity?
Name all of them and you can choose one of the two. Take your 500 points or steal someone else's points
Intermediate: Shivering, muscle twitches, AV dissociation, death
Late: seizure, Coma
Massaging treated area or undergoing lymphatic drainage therapy can help reduce which postoperative concern?
Which technique can reduce operative time, aspirate more fat per area and results in less user fatigue?
Power assisted liposuction