Fig. 1From: Can pattern and depth of invasion predict lymph node relapse and prognosis in tongue squamous cell carcinomaDifferent pathological features of TSCC, crumb (islet-infiltrating cells with wide fronts of invasion) and trabes (thin infiltrating cords). a represents that the growth pattern of the invasion front invades the surrounding tissue like a rope, indicating a poor prognosis. b represents that the growth pattern of the invasion front advances like a clump forward, indicating a better prognosis relative to aBack to article page