Neuromuscular Assessments Flashcards
Common structures affected in the upper limb in UMN syndrome include
Scapula
Common lower limb structures affected in UMN syndrome
Pelvis
Hip
Foot and Ankle
Trunk
Affected muscles of the scapula in UMNL
Rhomboids
Affected muscles of the pelvis in UMNL
Quadratus Lumborum
Affected muscles of the Hip in UMNL
Adductors, Gracilis, G. Max
Affected muscles of the knee in UMNL
Quadriceps
Affected muscles of the foot and ankle in UMNL
Gastrocsoleus, Tibialis posterior, Long toe flexors, Extensor hallucis longus, Peroneus longus
Affected muscles of the hip and knee during prolonged sitting posture in UMNL
Iliopsoas
Rectus femoris
Pectineus
Hamstrings
Affected muscles of the trunk in UMNL
Rotators
Internal/External obliques
Location of lesion in UMNL
CNS cortex, brainstem, corticospinal tracts, spinal cord
Location of lesion in LMNL
Cranial nerves, Anterior horn and spinal roots of the spinal cord, Peripheral nerves
Diagnosis or pathology of UMNL
stroke, TBI, SCI
Diagnosis or pathology of LMNL
Polio, Guillain-Barre’s Syndrome, Peripheral Nerve Injury
Peripheral neuropathy, radiculopathy
Muscle tone in UMNL
Increased; hypertonia
Velocity dependent; spastic
Muscle tone in LMNL
Decreased; hypotonia, flaccid
Non-velocity dependent
Involuntary movements in UMNL
Muscle spams in flexors or extensors
Involuntary movements in LMNL
With denervation: fasciculations
pt Strength in UMNL
Ipsilateral weakness/paralysis (CVA)
Bilateral weakness/paralysis (SCI)
Contralateral if above decussation in medulla
Muscle bulk in UMNL
Disuse atrophy; widespread distribution, especially of antigravity ms
Muscle bulk in LMNL
Neurogenic atrophy; focal distribution, severe wasting
Voluntary movements in UMNL
Impaired or absent
Voluntary movements in LMNL
Weak or absent if nerve is interrupted
MAS grade 0
No increase in muscle tone
MAS grade 1
Slight increase in tone manifested by catch and release at the end ROM