MS1: Affectations of Hip Flashcards
the largest and most constant bursa of hip
iliopsoas bursa
what are the 2 types of trochanteric bursa
subgluteus med and subglutes max
what is ischiogluteal bursa
aka weavers bottom; in sitting
discuss the etiology of osteonecrosis of FH
trauma - mga fractures, disloc basta pag impair sa blood supply
impairment of circulation - mga diabetes, sickle celll, gaucher’s
- prolonged steroid use
idiopathic - LCPV
discuss the pathology of osteonecrosis of Fh
total or incomplete
what are the stages of osteonec of FH
- degeneration and disapperance ng osteocytes - hyperemia or new blood vessels from around the bone na necrotic
- revascularization - invasion of new bv and ct on infarc area
- osteoclastic resorption tas replace new bone
what is crescent sign
result ng subchondral fracture bc of the osteoclastic activity sa onstenecro ng FH
bc weak so mag collapse yung head or flatten
clinical features of osteonecro of FH
pain on hip; if children referred to knee
limited abd and IR
treatment of osteonecro of FH
children - abduction brace
adults - surgery
what is LCPD
idiopathic osteonecrosis sa children
aka coxa plana
occurence of LCPD
mga below 7 yo
more in boys and mas madalas unilat
YOUNG THIN SHORT BOYS
pathology of LCPD
80% can recover - self limited for 2-3 yrs
necrosis of epiphysis kaya mag llead to growth disturbance - short femur
clinical features of LCPD
LIMP - most constant
pain referred in knee
limited abd and IR
may lead to OA
FABER
what are the stages of LCPD
caterall staging
group 1 - only anterior head; BEST PROGNOSIS
2 - 1/2 and collapsed na yung gitna
3 - most of head
4 - total head
what are indication of poorer prognosis is LCPD
caterall 3 or 4 - diffuses metaphyseal resorption
defect in epiphysis - gage’s sign
calcification
lat subluxation
GIRLS
how is transient synovitis DD from LCPD
movement produces pain
how is juvenile RA DD from LCPD
pain in diff parts of body like fingers
discuss good prognosis of LCPD
caterall 1
younger and slender children - dont put too much weight
BOYS
FH is contained well in acetabulum
- above 30 may lead to OA
treatment of LCPD
traction in early stages - to relieve spasms
abduction brace - abd and IR; walking with brace
surgical - older than 6, caterall 3 or 4
which is more common congenital coxa vara or valga
VARA
describe congenital coxa vara
developmental or infantile; not detected at birth sa pag grow
lesser angle ng neck - TOWARDS 90 deg
clinical features of congenital coxa vara
painless waddling gait - + trendelenburg
limited abd and IR; inc add and ER
prominent greater trochanter
shorter leg
desrcibe coxa valga
towards 180 deg - greater than 135 angle
bc children unable so stand - paralytic mga polio, CP
can lead to OA
longer leg
discuss the occurrence of slipped capital femoral epiphysis
adolescent OBESE BOYS
earlier in girsl ng 2 yrs kase puberty
mostly uni; 25% bilat
bc of trauma or strain
etiology and pathology of SCFE
idiopathic
rapid growth, oblique physis and minor trauma mga trip or fall ganun
head slips down
what are the types of SCFE
acute - severe trauma; least common
acute superimposed on chronic - mild pain or dicommfort followed by mild trauma
chronic - gradual; weak to months - limp
clinical features of SFCE
affected limb becomes shorter and smaller
limited abd and IR
finds comfort in obligatory ER; when walking
- flex add ER
discuss the degrees of slippage in SFCE
minimal - widening of physis or less than 1/3
moderate - 1/3 to 1/2
severe - more than 1/2
discuss diagnosis of SFCE
pain is referred to knee or medial thigh thats why need xray to confirm