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

Table 1 Results of the nerve conduction study in postoperative day 9

Nerve condu-ction (motor)	Recor-ding site	Stimu-lation site	Latency (ms)	Ampli-tude (mV)	Condu-ction velocity (m/s)	Nerve condu-ction (sensory)	Recor-ding site	Stimu-lation site	Latency (ms)	Ampli-tude (mV)	Condu-ction velocity (m/s)
Right median	APB	Wrist	2.75	11.7		Right median	3rd finger	Palm	1.55	9.2	45.2
		Elbow	7.00	10.1	56.5			Wrist	3.05	7.8	46.7
Left median	APB	Wrist	2.70	15.0		Left median	3rd finger	Palm	1.25	36.5	56.0
		Elbow	6.90	13.4	5.71			Wrist	2.55	25.5	53.8
Right ulnar	ADM	Wrist	2.45	16.8		Right ulnar	5th finger	Wrist	2.60	23.5	53.8
		Below elbow	6.15	16.1	59.5			Below elbow	6.05	14.2	58.0
Left ulnar	ADM	Wrist	2.70	14.3		Left ulnar	5th finger	Wrist	2.55	22.2	54.9
		Below elbow	6.40	13.1	59.5			Below elbow	6.15	18.1	55.6
Right radial	EIP	Forearm	1.65	8.9		Right superficialradial	Thumb	Forearm	1.75	35.5	57.1
		Above elbow	5.60	8.9	63.3	Left superficialradial	Thumb	Forearm	1.80	58.8	55.6
Left radial	EIP	Forearm	1.65	8.9		Right medialantecubital	Forearm	Forearm	2.45	11.3	53.1
		Above elbow	5.50	13.1	7.10	Left medial antecubital	Forearm	Forearm	2.30	14.3	56.5
Right axillary	Deltoid	Erb’s point	5.15	5.4		Right lateral antecubital	Forearm	Forearm		Absent
Left axillary	Deltoid	Erb’s point	3.50	37.5		Left lateral antecubital	Forearm	Forearm	1.90	18.5	63.2
Right musculocutaneous	Biceps	Erb’s point	7.25	2.1
Left musculocutaneous	Biceps	Erb’s point	3.75	24.0
Right longthoracic	5.6th rib	Erb’s point		Absent
Left long thoracic	5.6th rib	Erb’s point	3.15	4.1
Right dorsal scapular	Rhomboideus	Erb’s point	3.55	3.7
Left dorsal scapular	Rhomboideus	Erb’s point	4.10	2.6
Right suprascapular	Supraspinatus	Erb’s point	4.40	5.3
	Infraspinatus	Erb’s point	4.80	4.6
Left suprascapular	Supraspinatus	Erb’s point	2.30	19.8
	Infraspinatus	Erb’s point	4.00	13.4

APB: Abductor pollicis brevis; ADM: Abductor digiti minimi; EIP: Extensor indicis proprius.

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.

Table 3 Results of the nerve conduction study in postoperative day 61

Nerve condu-ction (motor)	Recor-ding site	Stimu-lation site	Latency (ms)	Ampli-tude (mV)	Condu-ction velocity (m/s)	Nerve condu-ction (sensory)	Recor-ding site	Stimu-lation site	Latency (ms)	Ampli-tude (mV)	Condu-ction velocity (m/s)
Right median	APB	Wrist	2.95	9.7		Right median	3rd finger	Palm	1.40	11.9	50.0
		Elbow	7.20	9.1	54.1			Wrist	3.10	8.2	41.2
Right ulnar	ADM	Wrist	2.20	12.6		Right ulnar	5th finger	Wrist	2.35	19.1	59.6
		Below elbow	6.05	12.3	55.8			Below elbow	5.80	14.0	60.9
Right radial	EIP	Forearm	1.85	7.3		Right superficial radial	Thumb	Forearm	1.75	27.4	57.1
		Above elbow	5.00	5.3	61.9	Right medial antecubital	Forearm	Forearm	1.95	9.9	66.7
Right axillary	Deltoid	Erb’s point	4.60	11.2		Right lateral antecubital	Forearm	Forearm		Absent
Right musculocutaneous	Biceps	Erb’s point	6.25	12.4
Right longthoracic	5.6th rib	Erb’s point	2.95	0.8
Right dorsalscapular	Rhomboideus	Erb’s point	3.45	6.6
Right suprascapular	Supraspinatus	Erb’s point	1.65	5.5
	Infraspinatus	Erb’s point	1.90	3.7

APB: Abductor pollicis brevis; ADM: Abductor digiti minimi; EIP: Extensor indicis proprius.

Table 4 Results of the nerve conduction study in postoperative day 194

Nerve condu-ction (motor)	Recor-ding site	Stimu-lation site	Latency (ms)	Ampli-tude (mV)	Condu-ction velocity (m/s)	Nerve condu-ction (sensory)	Recor-ding site	Stimu-lation site	Latency (ms)	Ampli-tude (mV)	Condu-ction velocity (m/s)
Right median	APB	wrist	2.85	17.0		Right median	3rd finger	Palm	1.30	14.8	53.8
		antecubital	7.50	16.8	50.5			Wrist	2.35	9.5	66.7
Right ulnar	ADM	wrist	2.35	16.7		Right ulnar	5th finger	Wrist	2.40	36.3	58.3
		Below elbow	6.15	15.9	55.3			Below elbow	5.65	32.3	61.5
Right radial	EIP	forearm	1.75	8.7		Right superficial radial	Thumb	Forearm	1.70	29.2	58.8
		Above elbow	5.65	8.1	65.4	Right medialantecubital	Forearm	Forearm	2.40	11.6	54.2
Right axillary	Deltoid	Erb’s point	3.75	31.6		Right lateralantecubital	Forearm	Forearm	1.25	11.4	64.0
Right musculocutaneous	Biceps	Erb’s point	5.80	17.7
Right longthoracic	5.6th rib	Erb’s point	3.40	1.5
Right dorsalscapular	Rhomboideus	Erb’s point	4.25	6.3
Right suprascapular	Supraspinatus	Erb’s point	1.60	12.7
	Infraspinatus	Erb’s point	2.40	9.5

APB: Abductor pollicis brevis; ADM: Abductor digiti minimi; EIP: Extensor indicis proprius.