Distribution of 205 major flares in a cohort of 239 patients with SLE
| Flares | Number | % Flares affecting organ |
|---|---|---|
| Pulmonary | 9 (in 7 patients) | 100 |
| Pulmonary thromboembolism | 1 | 11 |
| Lupus pneumonitis | 4 | 44 |
| Pulmonary hypertension | 2 | 22 |
| Pulmonary haemorrhage | 2 | 22 |
| Cardiac | 11 (in 9 patients) | 100 |
| Libman-Sacks endocarditis | 3 | 27 |
| Rhythm disturbances | 3 | 27 |
| Cardiac tamponade | 5 | 45 |
| Gastrointestinal | 9 (in 6 patients) | 100 |
| Pancreatitis | 6 | 67 |
| Lupoid hepatitis | 1 | 11 |
| Intestinal vasculitis | 1 | 11 |
| Acute cholecystitis | 1 | 11 |
| Haematological | 34 (in 19 patients) | 100 |
| Autoimmune haemolytic anaemia | 23 | 68 |
| Autoimmune thrombocytopenia | 17 | 50 |
| Neurological | 50 (in 36 patients) | 100 |
| Meningoencephalitis | 7 | 14 |
| Lupus encephalopathy | 13 | 26 |
| Peripheral neuropathy | 10 | 20 |
| Epilepsy | 10 | 20 |
| Stroke | 10 | 20 |
| Transverse myelitis | 2 | 4 |
| Psychosis | 3 | 6 |
| Chorea | 2 | 4 |
| Guillain-Barré syndrome | 1 | 2 |
| Myositis | 3 | 6 |
| Renal | 107 (in 70 patients) | 100 |
| Class II nephritis | 4 | 4 |
| Class III nephritis | 19 | 18 |
| Class IV nephritis | 53 | 50 |
| Class V nephritis | 21 | 20 |
| Nephrotic syndrome | 10 | 9 |