Normal anatomy final
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Transcript of Normal anatomy final
Christopher M. Aland MD
DisclaimerI own stock in Arthrocare and Johnson and
JohnsonI have no conflicts that inhibit my ability to
teach this course
Just a word about portals
Marine Corps SloganNo better friend…no worse enemy
Sulla, Rome 73BC Mattis, Fallujah 2004
Aland, AANA, Chicago 2011
Initial Viewing From Posterior:
Subscapularis tendon
MGHLIGHLSubscap insertionSGHL
From Posterior, looking up:Biceps TendonHiatusElbow?Subluxed tendonOrigin on Glenoid
Superior labrumAnterior labrumArticular surface
glenoidArticular surface
humeral headInferior labrum
Inferior recessBare AreaUndersurface cuff
From AnteriorPosterior superior
andPosterior labrumPosterior capsuleAnterior labrumSubscapularis recess
Finish the job, look in the backUse two switching
sticksReorient selfProceed with exam
Videos
What not to fixBuford Complex:
Cordlike MGHL with no labrum beneath
Initially described in 1994, 10% incidence Buford et. Al
Increased incidence of SLAP tears noted Snyder 2003
Don’t fix this eitherSublabral foramen
Common variant10-15% or moreDegenerative?Easy to put an
anchor hereDon’t