The only neurological sign that he shows is that he barely drags his toes and sometimes has trouble with his right lead.
1	The	the	DET	DT	Definite=Def|PronType=Art	4	det	4:det	_
2	only	only	ADJ	JJ	Degree=Pos	4	amod	4:amod	_
3	neurological	neurological	ADJ	JJ	Degree=Pos	4	amod	4:amod	_
4	sign	sign	NOUN	NN	Number=Sing	12	nsubj:outer	7:obj|12:nsubj:outer|17:nsubj:outer	_
5	that	that	PRON	WDT	PronType=Rel	7	obj	4:ref|7:obj	_
6	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	7	nsubj	7:nsubj	_
7	shows	show	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	4:acl:relcl	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	cop	12:cop	_
9	that	that	SCONJ	IN	_	12	mark	12:mark	_
10	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	12	nsubj	12:nsubj|17:nsubj	_
11	barely	barely	ADV	RB	_	12	advmod	12:advmod	_
12	drags	drag	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	_
13	his	his	PRON	PRP$	Case=Gen|Gender=Masc|Number=Sing|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	14:nmod:poss	_
14	toes	toe	NOUN	NNS	Number=Plur	12	obj	12:obj	_
15	and	and	CCONJ	CC	_	17	cc	17:cc	_
16	sometimes	sometimes	ADV	RB	_	17	advmod	17:advmod	_
17	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	conj	0:root|12:conj:and	_
18	trouble	trouble	NOUN	NN	Number=Sing	17	obj	17:obj	_
19	with	with	ADP	IN	_	22	case	22:case	_
20	his	his	PRON	PRP$	Case=Gen|Gender=Masc|Number=Sing|Person=3|Poss=Yes|PronType=Prs	22	nmod:poss	22:nmod:poss	_
21	right	right	ADJ	JJ	Degree=Pos	22	amod	22:amod	_
22	lead	lead	NOUN	NN	Number=Sing	18	nmod	18:nmod:with	SpaceAfter=No
23	.	.	PUNCT	.	_	12	punct	12:punct	_
