Degenerative Jt Disease- Extremities Flashcards
What are the better terms for osteoarthritis (3)
- Osteoarthrosis
- DJD
- Degenerative arthritis
What is the primary and secondary etiology of DJD
Primary- Idiopathic, hereditary
Secondary- Predisposing factors (AVN, Trauma, Congenital anomalies)
When does (age) the primary DJD occur
> 40
what are the clinical symptoms of DJD
Insidious onset of-
- Achy pain
- Stiffness (Worse after rest)
- Crepitus
- Occasional swelling
- Reduced ROM
What jts does Primary DJD target
Weight bearing jts
Hands (DIPS, PIPS, 1st metatrapexium jt)
Feet (1st metatarsophalageal jt)
Ac jt
X ray findings of OA/ DJD (6)
- Asymetrical
- Non uniform jt space narrowing
- Osteophytes
- Subchondral sclerosis
- Subchondral cyts
- Loose bodies
What are the 3 hip jt space distributions and what affects each
Superior/ Superiolat- Degeneration
Axial- inflammatory
-medial
Does pain more often correlate with image findings in hip oa
yeas
What are classic fx of hip DJD (5)
- superiolat narrowing
- Subchondral sclerosis
- Subchondral cysts
- Osteophytes
- Buttressing
What is buttressing
another bone causing bone growth due to contact
Clinical appearence. symptoms of DJD of knee
- knees appear enlarged, squared, valgus/varus swelling
symp- gradual onset, pain, stiffness, jt line tend
What is the 3 compartments of DJD of knee and mc
Medial tibiofemoral (MC)
lat tibiofemoral
patellofemoral
(tricompartmental if all 3)
Knee DJD radiographic fx
- Jt space loss, osteophytes, sclerosis
- subluxation + altered alignent
- may be loose bodies
DJD of foot- what is mc involved, gender, age
1st mtp jt
F>M
no gender
1st MTP djd radiographic fx
- Osteophytes
- subchondral sclerosis
- decreased jt pace
- Relative shift of sesamoids*
- halux valgus (binion)
