Approach to Pt with Joint Pain Flashcards
Sprain
Ligament stretch causing tearing
“pop”
Strain
Muscle stretch and contracts simultaneously
“Grabbing” sensation
Joint injury
Definitive onset
Generally monoarticular
Generally unilateral
Joint non-injury
Insidious/gradual Associated with constitutional sx Mono or polyarticular Unilateral or bilateral Maybe single or multiple joints May be migratory May change with activity May have extra articular signs
Tenosynovitis
Inflammation of the tendon sheath
Subluxation
Residual contact between two articular surfaces
Dislocation
Complete lack of contact b/w two articular surfaces
Sensitivity
The proportion of patients with the diagnosis that also have the physical sign (true positive)
Specificity
The portion of patient without the diagnosis who lack the physical sign (true negative)
Valgus deformity
Distal part of limb directed away from midline
Varus deformity
Distal part of limb directed toward midline
What is a likelihood ratio?
Probability of disease, greater numbers indicate high probability
What dermatome is the top of the shoulder?
C4
What dermatome is the radial aspect of the forearm?
C6
What dermatome is the 5th digit?
C8
