Paris classification II: Squamous cell tumors in the esophagus
EXAMPLES OF SQUAMOUS CELL TUMORS, 1: TYPE I, ELEVATED
EXAMPLES OF SQUAMOUS CELL TUMORS, 2: TYPE IIA, FLAT AND ELEVATED
EXAMPLES OF SQUAMOUS CELL TUMORS, 3: TYPE IIB, FLAT
EXAMPLES OF SQUAMOUS CELL TUMORS, 4: TYPE IIB, DEPRESSED