Recovery of brachial plexus injury after bronchopleural fistula closure surgery based on electrodiagnostic study: A case report and review of literature

Table 2 Results of needle electromyography

Muscle (right)	Abnormal spontaneous activity (positive sharp wave)	MUAP	Recruitment pattern
Cervical paraspinal	None	Normal	Normal
Rhomboid	None	Normal	Normal
Supraspinatus	None	Normal	Reduced
Infraspinatus	2+	Normal	Reduced
Teres major	1+	Normal	Reduced
Serratus anterior	2+	Normal	Reduced
Latissimus dorsi	1+	Normal	Reduced
Pectoralis major	1+	Normal	Reduced
Deltoid	1+	Normal	Reduced
Biceps brachii	3+	Normal	Reduced
Triceps	1+	Normal	Reduced
Pronator teres	2+	Normal	Reduced
Flexor carpi ulnaris	1+	Normal	Reduced
Extensor indicis proprius	1+	Normal	Reduced
Abductor pollicis brevis	1+	Normal	Reduced

MUAP: Motor unit action potential.