Table 1 Marsh classification.

From: Vitamin and trace elements imbalance are very common in adult patients with newly diagnosed Celiac disease

stage

Characteristics

0

Normal small bowel

I

Normal villi with increased intraepithelial lymphocytes (> 25 lymphocytes per 100 epithelial cells),

II

Normal villi with crypt hyperplasia

IIIa

Partial villous atrophy

IIIb

Subtotal villous atrophy

IIIc

Total villous atrophy

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