Lower limb Neurological exam Flashcards
Where is the L1 dermatome?
Inguinal Region ( medial top thigh)
Where is the L2 dermatome?
Anterolateral Mid Thigh
Where is the L3 dermatome?
Anteromedial Distal Thigh
Where is the L4 dermatome?
Medial leg
Where is the L5 dermatome?
Lateral leg and Dorsal web of great toe
Where is the S1 dermatome?
Lateral Foot
Where is the S2 dermatome?
Posterior Inner Thigh
Where is the S2,S3,S4 dermatome?
Perianal
How do you do a myotome examination?
Look for the position of the patients body
Look for wasting, fasciculation’s
Test the tone
Test muscle groups systematically
How do you test for L2,L2,L3 myotome?
(Ventral Rami of Lumbar Nerves; Femoral Nerve):
Psoas Major and Minor; Iliacus
How do you test for L2,L3,L4 myotome?
L2/3/4 (Femoral Nerve):
Quadriceps Femoris
How do you test L5/S1/S2 myotome?
L5/S1/S2 (Tibial Nerve; Fibular Nerve)
ST, SM & BF (Long Head); BF (Short Head)
How do you test the L4/L5 Myotome?
L4/L5 (Deep Fibular Nerve):
Tibialis Anterior
How do you test the S1/S2 myotome?
S1/S2 (Tibial Nerve):
Gastrocnemius and Soleus
How do you test L5/S1/S2 myotome (Superficial Fibular Nerve)?
L5/S1/S2 (Superficial Fibular Nerve):
Fibularis Longus & Brevis
