Table 1.
Demographic and baseline clinical and disease characteristics (N = 6)
| Characteristics | Value |
| Age (years) | |
| Mean | 42 |
| Range | 33–55 |
| Sex | |
| Male | 6 |
| Female | 0 |
| Medical history | |
| Smoking | 1 |
| Familial hypertension | 1 |
| Disease manifestations at presentation | |
| Low back pain | 4 |
| Flank pain | 2 |
| Headache | 1 |
| Lipothymia | 1 |
| Ileus | 1 |
| Fever | 1 |
| Hypertension | 4 |
| Haematuria | 2 |
| Hypotheses diagnosis | |
| Pyelonephritis | 2 |
| Urolithiasis | 6 |
| Stomach ulcer | 2 |
| Retrocaecal appendicitis | 1 |
| Interval from symptom onset to diagnosis (days) | |
| Mean | 9 |
| Range | 2–20 |