Acid regurgitation can lead to distal peptic strictures of the esophagus, with a low eosinophilic infiltration on biopsy (<10 eosinophils/HPF). Eosinophilic esophagitis can produce thick rings or ...
As judged from his history, the patient initially appeared to have acute kidney injury (AKI) that was due to lower urinary tract obstruction, resulting in urinary retention with overflow ...