Figure 3. (A) Section shows mucosal denudation with decreased crypts in the lamina propria. Submucosa appears edematous with dense acute inflammatory cells (4× magnification); (B) Section shows hyalinized blood vessels with microthrombi formation (40× magnification).
On sixth postoperative day, the patient developed COVID pneumonia and was reintubated in COVID ICU. Her condition slowly worsened as she developed sepsis and Acute Kidney Injury (AKI). She expired on 14th post-operative day due to severe sepsis and Multi-organ Dysfunction Syndrome in ICU. The timeline of events and interventions are summarized in figure 4.