Surgery Flashcards
Treatment for malignant melanoma?
initially surgery
further surgery, radiotherapy or chemotherapy may be needed
The 5 layers of the scalp? (HINT S-C-A-L-P)
Skin Connective tissue Aponeurosis Loose connective tissue Parietal bone
Orbicularis oris
Sphincter of the mouth
Orbicularis oculi
Sphincter of the eye
How to test CNVII
Frown
Close eyes tightly
Smile
Puff out cheeks
Lidocaine can be used as an anasthetic, when is its excretion reduced?
Excretion of lidocaine is reduced in renal, liver and cardiac failure
Also in the young and elderly
Maximum safe dose of lidocaine
max safe dose 50 ml 1% lignocaine with adrenaline
Why do people like to use adrenaline with lidocaine?
prolongs anaesthesia and reduces bleeding
avoid in fingers and toes
avoid in patients with cardiac disease, and those on psychotropic drugs
Which patients should you avoid using adrenaline in?
Patients with cardiac disease and on psychotropic drugs
Remember not to use in fingers and toes lol
Uses of electrosurgery?
haemostasis
treatment of minor skin lesions eg skin tags
Curetage and cautery pros and cons?
- Minimally invasive
- Pathology specimen does not accurately record the margins of the tumour
Punch biopsies pros and cons?
ick produces good wound edges but difficult to judge depth round holes do not always heal well pathology sample may be too small
Tips for elliptical excision?
Cut at 90 degrees with scalpel (cut base with scissors)
Fishtailing should be avoided
Standard method of removal of most small skin lesions?
a well planned, well executed elliptical biopsy is the standard method of removal of most small skin lesions, and produces excellent results
Sentinel node biopsy?
Sentinel node biopsy carried out to see if your cancer is in your lymphatic system
