Table 4.
Investigations
| Investigation (n=number of patients for whom results were available) | Total n (%) | MPCM n (%) | DCM n (%) | MOS n (%) | SM n (%) |
|---|---|---|---|---|---|
| Hemoglobin (n=61) | n=61 | n=42 | n=2 | n=16 | n=1 |
| <10 gm/dL | 16 (23.1) | 10 (23.8) | 0 | 6 (37.5) | 0 |
| 10-12 gm/dL | 24 (39.3) | 15 (35.7) | 0 | 8 (50) | 1 (100) |
| >12 gm/dL | 21 (34.4) | 17 (40.4) | 2 (100) | 2 (12.5) | 0 |
| Eosinophil count (n=58) | n=58 | n=42 | n=2 | n=13 | n=1 |
| < 0.5×109/L | 38 (65.5) | 26 (61.9) | 2 (100) | 9 (69.2) | 1 (100) |
| 0.5-1.5×109/L | 19 (32.7) | 15 (35.7) | 0 | 4 (30.8) | 0 |
| >1.5×109/L | 1 (1.7) | 1 (2.4) | 0 | 0 | 0 |
| Liver enzymes-AST/ALT (n=58) | n=58 | n=39 | n=2 | n=16 | n=1 |
| Normal (<40 U/L) | 47 (81) | 34 (87.1) | 2 (100) | 10 (62.5) | 1 (100) |
| <3 times above normal value | 10 (17.2) | 5 (12.8) | 0 | 5 (31.2) | 0 |
| >3 times above normal value | 1 (1.7) | 1 (2.5) | 0 | 0 | 0 |
| Serum tryptase (n=21) | n=21 | n=13 | n=0 | n=8 | n=0 |
| Normal (<24 ng/ml) | 12 (57.1) | 9 (69.2) | 0 | 3 (37.5) | 0 |
| High (>24 ng/ml) | 9 (42.9) | 4 (30.8) | 0 | 5 (62.5) | 0 |
| Ultrasound abdomen (n=31) | n=31 | n=20 | n=1 | n=9 | n=1 |
| Normal | 30 (96.7) | 20 (100) | 1 (100) | 8 (88.8) | 1 (100) |
| Hepatomegaly | 1 (3.2) | 0 | 0 | 1 (11.1) | 0 |
| Histopathological pattern (n=66) | n=66 | n=44 | n=2 | n=19 | n=1 |
| Diffuse mast cell infiltrates in the dermis | 24 (36.3) | 16 (36.3) | 1 (50) | 7 (36.8) | 0 |
| Perivascular mast cell infiltrates in the dermis | 19 (28.7) | 13 (29.5) | 0 | 6 (31.5) | 0 |
| Interstitial and perivascular mast cell infiltrates in the dermis | 16 (24.2) | 9 (20.4) | 1 (50) | 5 (26.3) | 1 (100) |
| Nodular mast cell infiltrates in the dermis | 7 (10.6) | 6 (13.6) | 0 | 1 (5.2) | 0 |
AST - Aspartate transaminase, ALT - Alanine transaminase