Table 5.

Clinical scenarios employed in questionnaires with thromboprophylaxis regimens advocated by NICE and pertinent points of consideration

Patient	Diagnosis	Procedure	Prophylaxis	Justification for pharmacological therapy
Emergency
44 female BMI 38	Cauda Equina	Discectomy	TED LMWH IPC	Raised BMI
65 male	Metastatic Ca	Posterior stabilisation T7-L1	TED LMWH IPC	Active malignancy
Elective
33 male	Disc Prolapse	L5/S1 Discectomy	TEDs IPC	May consider LMWH if surgery/anaesthetic duration > 90 min
72 female, DM & HTN	Spinal Canal stenosis	L2-L5 lumbar decompression	TEDs IPC LMWH	Medical co-morbidities
Trauma
24 male	Burst L1	Posterior Stabilisation	TEDs IPC LMWH	May consider LMWH if duration of anaesthetic/surgery > 90 min
36 female	Unifacetal fracture subluxation	Decompression and fusion	TEDs IPC LMWH	May consider LMWH duration of anaesthetic/surgery > 90 min add LMWH
18 female	Boney Chance #	6 weeks bed rest 6 weeks brace	TEDs IPC LMWH	Prolonged immobility
52 male	TB and spinal cord compression	Anterior vertebrectomy T6; posterior instrumentation T4-T8 one wk later	TEDs IPC LMWH	Acute infectious diseases or inflammatory condition