[Difficulty in diagnosing pseudotumoral autoimmune pancreatitis: two original cases]

In recent years, autoimmune pancreatitis [AIP] has been increasingly recognized. The diagnosis of AIP is based on a series of clinical, biological and radiological criteria. In imaging, it may appear as two different forms: a diffuse form by destroying channels and pseudotumoral lesions that can cause inadequate resections. To report two new cases of pseudotumoral autoimmune pancreatitis. We report two cases of pseudotumoral autoimmune pancreatitis, with different clinical, biological and radiologic features.The diagnosis was established easily in one case and after surgery in a 2nd case. Our two cases underline the difficulties still encountered in the diagnosis of AIP