Role of macroscopic on-site evaluation of endoscopic ultrasound-guided fine-needle aspiration/biopsy: Results of a multicentric prospective study

doi:10.4253/wjge.v16.i11.595

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Nov 16, 2024 (publication date) through Oct 31, 2024

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World Journal of Gastrointestinal Endoscopy

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1948-5190

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastrointest Endosc. Nov 16, 2024; 16(11): 595-606
Published online Nov 16, 2024. doi: 10.4253/wjge.v16.i11.595

Table 4 Relation between macroscopic on-site evaluation classifications and the type of needles and tissue acquisition techniques

	MOSE-1 classification				MOSE-2 classification
	1, n (%)¹	2, n (%)¹	3, n (%)¹	P value	Scores 0 and 1, n (%)¹	Scores 2 and 3, n (%)¹	P value
Type of the needle
FNA-EchoTip	13 (39.4)	15 (45.5)	5 (15.2)	< 0.001	1 (3)	32 (97)	0.009
FNA-Expect	37 (54.4)	28 (41.2)	3 (4.4)		7 (10.3)	61 (89.7)
FNB-Acquire	465 (61.9)	241 (32.1)	45 (6)		33 (4.4)	718 (95.6)
FNB-Medtronic	4 (20)	10 (50)	6 (30)		3 (15)	17 (85)
FNB-Pro Core	12 (30)	22 (55)	6 (15)		0 (0)	40 (100)
FNB-Trident-Microtech	87 (90.6)	9 (9.4)	0 (0)		0 (0)	96 (100)
Type of the needle (FNA or FNB)
FNA	50 (49.5)	43 (42.6)	8 (7.9)	0.036	8 (7.9)	93 (92.1)	0.073
FNB	568 (62.6)	282 (31.1)	57 (6.3)	0.036	36 (4)	871 (96)	0.073
Size of the needle
19 G	13 (44.8)	11 (37.9)	5 (17.2)	0.034	4 (13.8)	25 (86.2)	0.249
20 G	11 (28.9)	20 (52.6)	7 (18.4)		1 (2.6)	37 (97.4)
22 G	594 (63.1)	294 (31.2)	53 (5.6)		39 (4.1)	902 (95.9)
Specimen acquisition method
Both	248 (73.6)	69 (20.5)	20 (5.9)	< 0.001	9 (2.7)	328 (97.3)	0.026²
Capillary method	150 (51.7)	116 (40)	24 (8.3)		10 (3.4)	280 (96.6)
Suction method	220 (57.7)	140 (36.7)	21 (5.5)		25 (6.6)	356 (93.4)
Number of needle passes
1	89 (57.8)	60 (39)	5 (3.2)	< 0.001	4 (2.6)	150 (97.4)	< 0.001
2	451 (66.3)	197 (29)	32 (4.7)		15 (2.2)	665 (97.8)
3	67 (44.9)	56 (37.6)	26 (17.5)		16 (10.7)	133 (89.3)
4	11 (44)	12 (48)	2 (8)		9 (36)	16 (64)

¹Percentages were calculated within the row.

²Both vs suction (P value = 0.021).

P value < 0.05 is considered significant. MOSE: Macroscopic on-site evaluation; FNA: fine-needle aspiration; FNB: Fine-needle biopsy.

Citation: Okasha HH, Hussein HA, Ragab KM, Abdallah O, Rouibaa F, Mohamed B, Ghalim F, Farouk M, Lasheen M, Elbasiony MA, Alzamzamy AE, El Deeb A, Atalla H, El-Ansary M, Mohamed S, Elshair M, Khannoussi W, Abu-Amer MZ, Elmekkaoui A, Naguib MS, Ait Errami A, El-Meligui A, El-Habashi AH, Ameen MG, Abdelfatah D, Kaddah M, Delsa H. Role of macroscopic on-site evaluation of endoscopic ultrasound-guided fine-needle aspiration/biopsy: Results of a multicentric prospective study. World J Gastrointest Endosc 2024; 16(11): 595-606
URL: https://www.wjgnet.com/1948-5190/full/v16/i11/595.htm
DOI: https://dx.doi.org/10.4253/wjge.v16.i11.595