Final answer:
Based on the rapid deterioration of the patient's symptoms despite intensive treatment, the current condition of the patient is critical.
Step-by-step explanation:
The information provided indicates that the patient diagnosed with what appears to be a typo for pyelonephritis, is actually experiencing a gangrenous inflammation and infection characterised by rapid deterioration. Symptoms such as confusion, dizziness, significant drops in blood pressure, shallower breathing, and increased blistering worsening to purplish black suggest a progression of the condition rather than improvement. Since the patient's condition includes a quick decline post-admission and a necessity for a broad-spectrum antibiotic treatment in the intensive care unit, the patient's current condition is likely critical.