Labs
Everything is low
coreA 66-year-old with six weeks of fatigue, gum bleeding when brushing, and two chest infections in a month.
Results
| Test | Clinic | Reference |
|---|---|---|
| Hb | 82L | 120–160 g/L |
| WBC | 2.1L | 4–11 ×10⁹/L |
| Neut | 0.7L | 2–7.5 ×10⁹/L |
| Plt | 34L | 150–400 ×10⁹/L |
| MCV | 104H | 80–100 fL |
| Retic | 18L | 20–100 ×10⁹/L |
| B12 | 410 | 150–600 pmol/L |
All three lineages down, reticulocytes inappropriately low, B12 normal. Where is the lesion, and what answers it?