Blood (serum) 0.5 ml | Clinical chemistry | Normal | Urea and electrolytes |
Blood (serum) 1 ml | Clinical chemistry | Spin, store serum at −20°C | Toxicology |
Blood (lithium heparin) 1 ml | Clinical chemistry | Spin, store plasma at −20°C | Inherited metabolic diseases |
Blood (fluoride) 1 ml | Clinical chemistry | Spin, store plasma at −20°C | 3-OH butyrate, sugar, FFA, lactate |
Blood EDTA 0.5 ml | Haematology | Normal | FBC |
Blood cultures—aerobic and anaerobic 1 ml | Microbiology | If insufficient blood, aerobic only | Culture and sensitivity |
Blood from syringe onto Guthrie card | Clinical chemistry | Normal (fill in card—do not put into plastic bag) | Inherited metabolic diseases |
Blood (lithium heparin) 5 ml | Cytogenetics | Normal—keep unseparated | Chromosomes (if dysmorphic) |
CSF (a few drops) | Microbiology | Normal | Microscopy, culture and sensitivity |
CSF 0.5 ml | Clinical chemistry | Store at −20°C | Inherited metabolic diseases |
Swabs from any identifiable lesions | Microbiology | Normal | Culture and sensitivity |
1. Urine (if available) | Clinical chemistry | Spin, store supernatant −20°C | Toxicology, inherited metabolic diseases |
2. Urine (few drops, if above sample taken) | Microbiology | Normal | Microscopy, culture and sensitivity |