A complete blood count as well as an hemoglobin test should be performed when a patient presents<unk>  of hematochezia.
symptoms of Gastrointestinal bleeding
symptom of Gastrointestinal bleeding
symptom of Gastroenteritis
symptom of Gastritis
symptom of Upper gastrointestinal bleeding
symptoms of Peptic ulcer disease
symptoms of Vomiting
symptom of Peptic ulcer disease