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Table 2 Further investigations available by the third day of admission

From: Group B streptococcus tricuspid endocarditis presenting with arthralgia in a postpartum woman: a case report

Microbiology Haematology
Mid Stream Urine No organisms Blood film Toxic granulation of neutrophils. No schistocytes seen
High vaginal swab No growth Dilute Russell Viper venom test (<1.2) 1.99
cervical chlamydia screen Negative Fibrinogen (2-6 grams/Litre) 9.1
Syphilis antibodies Negative D-dimer (<0.5 microgram Fibrinogen Equivalent Units/ml) 18.22
Antistrepsolysin O titres Negative C3 (0.75-1.75 grams/Litre) 1.36
Parvovirus IgM Negative C4 (0.14-0.54 grams/Litre) 0.07
Mycoplasma antibodies 1:320 milli-International Bone marrow aspirate Reactive and fibrotic changes only. No malignant cells
(<1:320 mIU/ml)
Units per millilitre
Blood cultures x 3 No growth Ferritin (10-300 nanograms/millilitre) 738
Methicillin Resistant Staphylococcus Aureus nose and groin swabs Negative Direct Coombs test Negative for anti IgG Weakly positive for anti C3b/d
Human Immunodeficiency Virus 1+2 Negative  
Herpes Simplex Virus Polymerase Chain Reaction 1+2 Negative
Immunology Biochemistry
Anti Nuclear Antibody Negative Total protein (60-80 grams/Litre) 46
Anti Neutrophil Cytoplasmic Antibody Negative CK (<167 International Units/Litre) 316
Anti double-stranded deoxyribonucleic acid (DNA) Negative Urine albumin/Creatinine ratio (<2.26 milligrams/millimole) 4.87
Rheumatoid factor (<20 International Units/millilitre) <11 International Units/millilitre LDH (<225 International Units/Litre) 314
IgG 10.3  
(5.3-16.5 grams/Litre)
IgA 2.26 Radiology
(0.8-4 grams/Litre)
IgM 3.08 Computed Tomography head Normal
(0.5-2.5 grams/Litre)
Urine Bence Jones protein Negative Ultrasound abdomen Normal
Cardiolipin IgG 2.3 Computed Tomography abdomen Distended uterus, in keeping with post-partum changes; otherwise normal.
(<10 anti-IgG phospholipid units/millilitre)    
  1. Although a diagnosis was still lacking, results at this time pointed more toward severe sepsis than any other of our differentials.