Answer: B
K44.0 is the appropriate code for this case because it codes for diaphragmatic hernia with obstruction, without gangrene. This includes hiatal hernia or paraesophageal hernia with obstruction. Here, gangrene isn’t mentioned so, the absence of gangrene will be considered.
Option A is not correct because K44.1 codes for diaphragmatic hernia with gangrene.
Option C is not correct because K44.9 codes for diaphragmatic hernia without obstruction or gangrene.
Option D is not correct because K25.2 codes for acute gastric ulcer with both hemorrhage and perforation.