Case Report
“A Dangerous Black Box:” Idiopathic Hemophagocytic Lymphohistiocytosis in Adult Patients—A Case Report and Review of the Literature
| Parameters (references), units | At admission | After 1 month | After 3 months | After 6 months | After 12 months |
| Leucocytes (3.00–10.5), g/L | 3.97 | 4.07 | 4.21 | 3.35 | 3.99 | Neutrophils (1.60–7.40), g/L | 4.70 | 2.57 | 2.25 | 1.89 | 2.38 | Lymphocytes (1.10–3.50), g/L | 0.24 | 0.68 | 1.44 | 1.03 | 1.10 | Hemoglobin (121–154), g/L | 96 | 96 | 91 | 122 | 128 | Platelet count (150–450), g/L | 74 | 76 | 337 | 216 | 220 | Ferritin (20–250), μg/L | 33649 | 49036 | 77 | 508∗ | 254 | ASAT (<35), U/L | 213 | 175 | 16 | — | 31 | ALAT (<35), U/L | 56 | 462 | 30 | 32 | 39 | Alkaline phosphatase (35–110), U/L | 180 | 211 | 63 | — | 121 | GGT (<40), U/L | 113 | 504 | 43 | — | 48 | LDH (<250), U/L | 999 | 838 | 262 | 191 | 158 | Triglyceride (<1.70), mmol/L | 2.55 | — | — | — | — | D-dimer (<500), μg/L | 71270 | 3643 | — | <155 | — | Fibrinogen (1.80–4.00), g/L | 3.12 | 1.91 | 3.27 | — | 3.35 |
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∗Iron deficiency was diagnosed one month before, and this value was after iron infusion administration.
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