Test Advice

The Test Advice page is designed as an aid to assist test selection and is not intended to override clinical judgment in individual cases.

It is a support document that underpins Southern.IML Pathology's eOrdering application which is available in Best Practice and Medical Director. For more information about Southern.IML Pathology eOrdering, please contact Customer Services on (02) 4224 7474.

Every effort has been made to ensure the Test Advice page is free from error or omission.

 

Clinical Condition or Context Initial test(s) As indicated
Abdominal pain FBC, E/LFT, Lipase, Urine MCS

As indicated: Metal exposure - Cadmium, Lead, Urine Arsenic, Urine Mercury

As indicated: ? Porphyria - Urine Porphyrins, Beta HCG (females only)

Adrenal function: Addison's disease ACTH, Cortisol AM Renin/Aldosterone Ratio (recumbent/upright, supine/erect), Synacthen Stimulation
Adrenal function: Cushing's syndrome Dexamethasone Suppression Test Urinary Free Cortisol (24 hour)
Adrenal function: Phaeochromocytoma Plasma Metanephrines, Chromogranin A  
Allergic disorders IgE, Specific IgE (RAST)  
Alopecia Iron Studies, ANA, TSH As indicated 1: ENA, ADNA
As indicated 2: Skin Scrapings Fungal Culture, Hair Pluck or Skin Biopsy
Amenorrhoea FSH, LH, Oestradiol, Prolactin, Beta HCG, TSH, AMH As indicated 1: DHEAS, Testosterone, SHBG, Free Testosterone
As indicated 2: Blood Chromosomes
Anaemia: Haemolytic Direct Coombs' Test, FBC, Reticulocytes, LDH, Bilirubin, Haptoglobin

Please consult haematologist (07) 3377 8670

Anaemia: Macrocytic/pernicious FBC, Reticulocytes, LFT, B12, Serum Folate As indicated 1: TSH (TFT if indicated)
As indicated 2: B12 (Intrinsic Factor Ab, GPC Ab if indicated)
Anaemia: Microcytic FBC, Reticulocytes, E/LFT, Iron Studies As indicated 1: Thalassaemia Screen (FBC, Hb EPP, Iron Studies)
As indicated 2: If iron status is unclear - Soluble Transferrin Receptor
Anaemia: Normocytic FBC, Reticulocytes, E/LFT, Iron Studies, TSH, B12 As indicated 1: Direct Coombs' Test, Serum EPP, ANA (ADNA, ENA if indicated)
As indicated 2: If iron status is unclear - Soluble Transferrin Receptor
Antenatal screen (before 20 weeks) FBC, Group and Antibody Screen, HBsAg, HIV, Rubella (immune status), Syphilis, Hep C, Urine MCS, Glucose, Iron Studies As indicated 1: Vitamin D (if indicated)
As indicated 2: If at risk - CMV, Toxoplasma
Antenatal screen (for 26 - 28 Weeks) FBC, GTT Rh negative - Antibody Screen (must be prior to anti-D if Rh negative, record dates of recent anti-D)
Antenatal screen (for 30 - 36 Weeks) FBC, Group B Streptococcus Screening, Urate  
Antenatal screen: Abnormal pregnancy Urate, Beta HCG (requires 2 samples more than 2 days apart)  
Antenatal screen: Amniotic fluid Amniotic Fluid AFP, Amniotic Fluid Chromosomes  
Antenatal screen: Down syndrome risk screen first trimester First Trimester Down Syndrome Screen (10-13weeks 6days, also requires ultrasound), PAPP-A, Free Beta HCG  
Antenatal screen: Down syndrome risk screen second trimester Second Trimester Down Syndrome Screen (15-20weeks 0days, includes NTD risk), AFP, Oestradiol, HCG, Free Beta HCG  
Antenatal screen: Non-invasive prenatal test Harmony Non-invasive Prenatal Test (referred on specialised request form only)  
Anticoagulant control: IV heparin APTT  
Anticoagulant control: LMW heparin (Fragmin, Clexane) Monitoring is usually not required, except in certain conditions (e.g. renal impairment, pregnancy, overweight, underweight). As indicated: Four-hour post-dose specimen required for Anti-Factor Xa Assay
Anticoagulant control: Warfarin INR (doctor control only)  
Arthritis: Infectious Parvovirus, RRV, BFV As indicated 1: Faeces MCS OCP, Faeces PCR, Urine Chlamydia PCR, Urine Gonorrhoeae PCR, Campylobacter, Yersinia, Streptococcus Group A Serology
As indicated 2: Travel dependent - Zika Serology, Sindbis, Dengue, Chikungunya
As indicated 3: Rubella IgG and IgM (acute infection)
Arthritis: Non-infectious (mono) FBC, CRP, Urate, HLA B27  
Arthritis: Non-infectious (poly) FBC, CRP, Rheumatoid Factor, CCP, ANA ADNA, ENA
Bleeding disorders

Coaguation Screen with PFA*

*PFA testing available at Bowen Hills (Brisbane), Townsville, Toowoomba and Gold Coast laboratories. For all other regions, please contact your local laboratory.

As indicated 1: Clinical history required - Von Willebrand Screen (VIIIc, VWF Ag, RCOF, CBA, Factor IX, Factor XI, Factor XIII)
As indicated 2: Obscure - Factor II, Factor V, Factor VII, Factor X
Calcium disorders: Hypocalcaemia E/LFT, Ionised Calcium, PTH, Magnesium TSH (TFT if indicated), Vitamin D, ACE, Serum EPP, Immunofixation, Free Light Chains
Calcium disorders: Hypercalcaemia E/LFT, Ionised Calcium, PTH As indicated 1: TSH (TFT if indicated), Vitamin D, ACE, Serum EPP, Immunofixation, Free Light Chains
As indicated 2: PTH Related Peptides
Cardiac markers NT ProBNP, Troponin I  
Chest pain FBC, CK, Troponin I  
Coeliac disease TTG Ab, Gliadin Ab ANCA, ASCA, Faeces Calprotectin
Coeliac disease: Genotype HLA Typing for Coeliac Disease (DQ2, DQ8)  
Cough: Persistent <4 weeks Mycoplasma PCR, Bordetella pertussis PCR, RV PCR Hospital inpatient with community acquired infection: Legionella pneumophila Urinary Ag, Pneumococcal Urinary Ag, Blood Culture x 3
Cough: Persistent 2-4 weeks Mycoplasma PCR, Bordetella pertussis PCR, RV PCR, Mycoplasma Ab, Bordetella pertussis Ab, Influenza Ab As indicated 1: Aspergillus Ab, Bird Fancier's Ab, Farmer's Lung Ab, Meliodosis Ab, Q Fever PCR/Ab
As indicated 2: Cryptococcus Ag, Aspergillus Ag, QuantiFERON-TB
Hospital inpatient with community-acquired infection: Legionella pneumophila Urinary Ag, Penumococcal Urinary Ag, Blood Culture x 3
Cough: Persistent >4 weeks Bordetella pertussis Ab, Mycoplasma Ab, Influenza Ab, Legionella Ab As indicated 1: Aspergillus Ab, Bird Fancier's Ab, Farmer's Lung Ab, Meliodosis Ab, Q Fever PCR/Ab
As indicated 2: Cryptococcus Ag, Aspergillus Ag, QuantiFERON-Tb
Hospital inpatients with community-acquired infection: Legionella penumophila Urinary Ag, Pneumococcal Urinary Ag, Blood Culture x 3
Crohn's disease Faeces Calprotectin, Iron Studies, FBC, LFT ANCA, ASCA, CRP
Cross-matching Blood Group, Cross Match, Antibody Screen  
Dementia B12, E/LFT, HIV, Syphilis, Serum Folate, TSH As indicated 1: Apolipoprotein E Genotyping, ANA (ADNA, ENA if indicated)
As indicated 2: CSF CJD (Creutzfeldt-Jakob Disease)
Depression B12, E/LFT, FBC, Serum Folate, TSH  
Diabetes: Annual screen Urine Albumin (first morning), E/LFT, Fasting Lipids, Cholesterol, Triglycerides, HDL, LDL, HbA1C (monitoring)  
Diabetes: 3 monthly screen E/LFT, Fasting Lipids, Cholesterol, Triglycerides, HDL, LDL, HbA1C (monitoring)  
Diarrhoea: Infectious (bacterial) Faeces MCS OCP x 2, Faeces PCR As indicated 1: Faeces Clostridium difficile Toxin PCR
As indicated 2: Travel/refugee/eosinophilia - Amoeba Ab, Strongyloides Ab, Tropheryma whippelii PCR (biopsy)
Diarrhoea: Infectious (viral) Faeces Viral PCR  
Diarrhoea: Non-infectious Coeliac Screen (TTG Ab, Gliadin Ab), TFT Vasoactive Intestinal Peptide, Gastrin, Platelet Serotonin, Faeces Calprotectin, Chromogranin A
Dysmenorrhoea FBC, Iron Studies, TSH Consult genetic pathologist (07) 3377 8534, Blood Chromosomes or Array CGH, MLPA for Microdeletion Syndromes and Sub-telomeric Deletions, FISH
Dyspepsia and peptic ulcer disease: Diagnosis Lipase, Gastrin, Serum H. pylori Ab Urea Breath Test or Faecal H. pylori Ag
Endoscopy: Urease, Tissue MCS, Tissue Histology
Dyspepsia and peptic ulcer disease: Treatment Urea Breath Test or Faecal H. pylori Ag  
Dyspepsia and peptic ulcer disease: Treatment failure Endoscopy: Tissue H. pylori Culture and Susceptibility  
Dyspnoea Arterial Blood Gases, NT ProBNP, Troponin I, D-Dimer  
Dysuria Urine MCS, Urine Chlamydia PCR Genital Swab MCS, Urine Trichomonas vaginalis PCR, Mycoplasma genitalium PCR
Easy bruising

FBC, Coagulation Screen with PFA*

*PFA testing available at Bowen Hills (Brisbane), Townsville, Toowoomba and Gold Coast laboratories. For all other regions, please contact your local laboratory.

Blood Group, Von Willebrand Screen
Eosinophilia FBC, Allergy Tests (RAST, IgE) As indicated: Refer to FBC interpretive comment
Myeloproliferative: Filariasis Ab, Schistosoma Ab, Strongyloides Ab, Toxocara, Urine Schistosomes x 2, Faeces OCP x 2 (including Schistosomes)
Essential elements Magnesium, Zinc, Copper, Manganese, Nickel, Selenium, Chromium, Iron Studies  
Eye: Choroiditis/retinitis/uveitis Bartonella, CMV, Syphilis, Toxocara, Toxoplasma, Rheumatoid Factor, ACE, Cardiolipin Ab, Beta 2 Glycoprotein Ab, ANCA, HLA B27, ANA (ADNA, ENA if indicated), QuantiFERON-TB, Histoplasma  
Eye: Conjunctivitis Eye Swab MCS As indicated: Adenovirus PCR, Chlamydia/Gonorrhoeae PCR, HSV PCR, VZV PCR
Neonate: Consult Microbiologist (07) 3377 8534, Gonococcal PCR
Eye: Keratitis Adenovirus PCR, Chlamydia/Gonorrhoeae PCR, Corneal Swab MCS including Fungi and AFB, Enterovirus PCR, HSV PCR, VZV PCR, Acanthamoeba Culture, Acanthamoeba PCR  
Fatigue FBC, E/LFT, CRP, TSH, Iron Studies As indicated 1: CMV, EBV
As indicated 2: CK, AChR Ab, ANA (ADNA, ENA if indicated), Cortisol (9am), ACTH
As indicated 3: Consult chemical pathologist (07) 3377 8670, Synacthen Stimulation
Genital discharge: ? Cervicitis Cervical Swab MCS, Chlamydia PCR, Gonorrhoeae PCR, CST  
Genital discharge: ? Vaginitis High Vaginal Swab MCS, Trichomonas PCR  
Genital ulcer HSV PCR, VZV PCR, Syphilis PCR, Syphilis Genital ulcer with or without lymphadenopathy: Consult microbiologist (07) 3377 8534, Chlamydia Ab (LGV), HIV Ag/Ab, Genital Swab MCS including Culture and/or Haemophilus ducreyi PCR
As indicated: ? Donovanosis - Consult microbiologist (07) 3377 8534, Giemsa smear of ulcer edge, Klebsiella granulomatis PCR
Glandular fever FBC, LFT, EBV CMV, Toxoplasma, HIV
Gonadal functions: Female FSH, LH, Oestradiol, Prolactin, Beta HCG As indicated 1: Free Testosterone, Progesterone, SHBG, Total Testosterone, Inhibin B, AMH
As indicated 2: Blood Chromosomes
Gonadal functions: Male FSH, LH, Prolactin, SHBG, Total Testosterone As indicated 1: Free Testosterone, Progesterone, Inhibin B
As indicated 2: Blood Chromosomes
Gout Urate As indicated 1: Urine Urate
As indicated 2: Fluid Microscopy
Gynaecomastia E/LFT, FSH, LH, Oestradiol, SHBG, Testosterone, Prolactin, Beta HCG, TSH Blood Chromosomes, Urine Drug Screen (Medical)
Haematuria FBC, EUC, Urine MCS Urine Cytology x 3, Urine Red Cell Morphology, Adenovirus PCR, Polyoma Virus (BK & JC)
Haemochromatosis FBC, Iron Studies, LFT, HFE  
Haemoglobinopathy FBC, Hb EPP, Iron Studies Sickle Cell Test
Haemophilia (A or B) Coagulation Screen without PFA, Factor IX, Factor VIIIc Assay  
Heart failure FBC, E/LFT, B12, Iron Studies NT ProBNP
Heavy metals: Exposure Urine Arsenic, Cadmium, Lead, Mercury  
Heavy metals: Pre- and post-chelation Specify heavy metal (pre and post chelation)  
Hepatitis: Acute (ALT < 500, atypical lymphocytes >1.0 x 109/L) CMV, EBV, HIV Brucella, Dengue, Leptospira, Q Fever PCR/Ab, Rubella, Toxoplasma
Hepatitis: Acute (ALT < 500) E/LFT, HBsAg, Prothrombin Time (PT): Not on anticoagulants, HCV  
Hepatitis: Acute (ALT > 500) HBsAg, HCV, Hep A IgM, Prothrombin Time (PT) Copper, Paracetamol, HEV
Hepatitis B Virus: Treatment monitoring HBV Viral Load, AFP HBV Resistance Testing, HBV Genotyping, HDV
Hepatitis C Virus: Monitoring ALT, HCV PCR: Qualitative, HCV Genotyping, HCV Viral Load: Quantitative  
Hepatitis: Chronic E/LFT, HCV, HBsAg ANA, A1AT, ACE, Serum Copper
Hepatitis: Immune status HBsAb, Hep A IgG  
Hepatomegaly FBC, E/LFT, Iron Studies, CMV, EBV, HBsAg, HCV, Hep A IgM SMA, AMA, LKM Ab, A1AT, Glucose, HDL, Lipid Studies, ANA (ADNA, ENA if indicated), AFP
Hirsutism Testosterone, SHBG, 17OH Progesterone, Dexamethasone Suppression Test As indicated 1: DHEAS, FSH, LH, Free Testosterone
As indicated 2: Urinary Free Cortisol (24 hour)
HIV: New diagnosis CMV, Toxoplasma, Hep A IgG, HBsAg, HBsAb, HCV, Syphilis, Chlamydia/Gonorrhoeae PCR, HIV Viral Load, Lymphocyte Surface Markers Blood, HIV Genotype, QuantiFERON-TB, Cryptococcus Ag  
HIV: Monitoring HIV Viral Load, Lymphocyte Surface Markers Blood  
HPV: Confirmation of treatment HPV PCR  
Hyperlipidaemia E/LFT, Fasting Lipids, Cholesterol, Triglycerides, HDL, LDL, TSH, Urine Protein/Creatinine Ratio (random) Apolipoprotein E Genotyping
Hypertension E/LFT, Urine Protein/Creatinine Ratio (random), Urine MCS Aldosterone, Renin, Plasma Metanephrines, Urinary Free Cortisol (24 hour) x 2 or Dexamethasone Suppression Test
Immunodeficiency FBC, Glucose, IgG, IgA As indicated 1: Lymphocyte Surface Markers Blood, HIV, IgG Subclasses
As indicated 2: Neutrophil Function Tests, Lymphocyte Function
Immunosuppressed: Other Adenovirus PCR, Polyoma Virus (BK & JC), Toxoplasma PCR, EBV Viral Load (PCR), Sputum AFB x 3  
Immunosuppressed: Pneumonia RV PCR, Aspergillus Ag, Cryptococcus Ag, CMV PCR and Viral Load, Pneumocystis PCR  
Impotence HbA1C, FSH, LH, SHBG, Testosterone, TSH  
Inborn errors of metabolism Please consult chemical pathologist (07) 3377 8670  
Infertility: Female E/LFT, FSH, LH, Oestradiol, Progesterone, TSH, 17OH Progesterone Sperm Ab, Blood Chromosomes, AMH
Infertility: Male FSH, LH, SHBG, Testosterone, Prolactin, Semen Analysis: Fertility Consult genetic pathologist (07) 3377 8534, Blood Chromosomes, Cystic Fibrosis Gene DNA Testing, Y Chromosome Microdeletion, DAZ Gene, Sperm Ab
Inflammatory bowel disease FBC, LFT, Iron Studies, Faeces MCS OCP x 1, Faeces PCR, Faeces Calprotectin As indicated 1: ANCA, TTG Ab, Gliadin Ab, ASCA
As indicated 2: E. coli PCR, C. difficile Toxin PCR, Amoeba Ab
Inflammatory process: Non-specific FBC, CRP, Serum EPP  
Intrauterine/neonatal infections Enterovirus PCR, HSV, Parvovirus, Rubella, Toxoplasma, VZV, CMV (CMV PCR if indicated), Chlamydia/Gonorrhoeae PCR  
Iron deficient FBC, Iron Studies, Faeces Occult Blood x 3, Soluble Transferrin Receptor  
Ischaemic heart disease FBC, Fasting Lipids, Cholesterol, Triglycerides, HDL, LDL, HbA1C  
Leukaemia

FBC, E/LFT, Coagulation Screen with PFA*, Lymphocyte Surface Markers Blood (?Malignancy)

*PFA testing available at Bowen Hills (Brisbane), Townsville, Toowoomba and Gold Coast laboratories. For all other regions, please contact your local laboratory.

Please consult haematologist (07) 3377 8670, D-Dimer
LIF pain: Female FBC, E/LFT, Urine MCS, Beta HCG (females of child bearing age only)  
LIF pain: Male FBC, E/LFT, Urine MCS  
LIF pain: Gastro symptoms Faeces MCS x 1, Faeces OCP x 2, Faeces PCR, Faeces Occult Blood x 3  
Liver disease A1AT, Iron Studies, Copper, Caeruloplasmin, ANA (ADNA, ENA if indicated), AMA, SMA, LKM Ab, TTG Ab, Gliadin Ab, HBsAg, HCV, Hep A IgM, CMV, EBV, Urine Copper ELF Score
Lower respiratory tract infection <2 weeks Mycoplasma PCR, Bordetella pertussis PCR, RV PCR Hospital inpatient with community-acquired infection: Legionella pneumophila Urinary Ag, Pneumococcal Urinary Ag, Blood Culture x 3
Lower respiratory tract infection 2-4 weeks Mycoplasma PCR, Bordetella pertussis PCR, RV PCR, Mycoplasma Ab, Bordetella pertussis Ab, Influenza Ab As indicated 1: RSV PCR, Adenovirus PCR, Parainfluenza PCR, Aspergillus Ab, Bird Fancier's Ab, Farmer's Lung Ab, Melioidosis Ab, Q Fever PCR/Ab
As indicated 2: Cryptococcus Ag, Aspergillus Ag, QuantiFERON-TB 
Hospital inpatient with community-acquired infection: Legionella pneumophila Urinary Ag, Pneumococcal Urinary Ag, Blood Culture x 3
Lower respiratory tract infection >4 weeks Bordetella pertussis Ab, Mycoplasma Ab, Influenza Ab As indicated 1: RSV PCR, Adenovirus PCR, Parainfluenza PCR, Aspergillus Ab, Bird Fancier's Ab, Farmer's Lung Ab, Melioidosis Ab, Q Fever PCR/Ab
As indicated 2: Cryptococcus Ag, Aspergillus Ag, QuantiFERON-TB
Hospital inpatient with community-acquired infection: Legionella pneumophila Urinary Ag, Pneumococcal Urinary Ag, Blood Culture x 3
LUQ pain FBC, E/LFT, Troponin I, Lipase  
Lymphadenopathy FBC, CMV, EBV, Toxoplasma ACE, HIV Ag/Ab, Streptococcus Group A Serology, Bartonella, HHV6 Ab, Syphilis, AFB Culture, QuantiFERON-TB, Lymphocyte Surface Markers Blood, ANA (ADNA, ENA if indicated), Serum EPP, FNA Cytology and Surface Markers, Bartonella PCR
Lymphocytosis FBC, E/LFT, Lymphocyte Surface Markers Blood (? malignancy) CMV, EBV, Bordetella pertussis PCR
Lymphoma FBC, LDH, Lymphocyte Surface Markers Blood, Serum EPP, Immunofixation  
Malabsorption, failure to thrive FBC, E/LFT, CRP, Faeces MCS OCP x 1, Faeces PCR, Faeces Amoeba, Urine MCS Carotene, Iron Studies, Lipase, Zinc, B12, Serum Folate, Vitamin A, Vitamin D, Copper, Caeruloplasmin, Faecal Fat (3 day), Faeces A1AT, Faeces Elastase, Faeces Calprotectin, TTG Ab, Gliadin Ab, Cystic Fibrosis Gene DNA Testing, TSH (TFT if indicated)
Menopause FSH, LH, Oestradiol AMH, Ovarian Ab, Fragile X Gene DNA Testing, ANA (ADNA, ENA if indicated)
Miscarriage, recurrent Glucose, Cardiolipin Ab, B2GP, TSH, LAC Urine Chlamydia PCR, Blood Chromosomes
Muscle weakness FBC, CK, E/LFT, CRP, TSH Vitamin D, AChR Ab, Myositis LIA, ANA (ADNA, ENA if indicated), ANCA
Myeloma FBC, E/LFT, Serum EPP, Free Light Chains, Immunoglobulins Cryoglobulins, Immunofixation, Myeloma FISH Panel
Myositis FBC, CRP, Myositis LIA Consult microbiologist (07) 3377 8534, ANA (ADNA, ENA if indicated), Dengue, Leptospira, Toxoplasma, Adenovirus PCR, Respiratory Virus PCR, AChR Ab, ANCA, Enterovirus PCR, Trichinella, Muscle Biopsy
Neurological infection CSF Protein, Glucose and MCS; CSF Cryptococcus Ag As indicated 1: Blood Culture x 3
As indicated 2: CSF Enterovirus PCR, CSF HSV PCR, CSF Meningococcus PCR, CSF VZV PCR, CSF Syphilis PCR
As indicated 3: Creutzfeldt-Jakob Disease
As indicated 4: Measles Ab, Japanese B Encephalitis Ab, Kunjin Virus Ab, Cysticercosis Ab, Angiostrongylus Ab (only if eosinophilia), Bat Lyssavirus, CMV, Hendra Virus, HHV6 Ab, Mumps, Mycobacteria, Mycoplasma, Polyoma Virus (BK & JC), Toxoplasma, Flavivirus PCR, Murray Valley Encephalitis PCR
Obesity Glucose, Fasting Lipids (Cholesterol, Triglycerides), HDL, LDL, TSH As indicated 1: Urinary Free Cortisol (24 hour)
As indicated 2: Dexamethasone Suppression Test
Parotitis: Infectious ENT Swab MCS, Ross River PCR, Mumps PCR  
Parotitis: Non-infectious ACE, ANA, Rheumatoid Factor  
Pericarditis/myocarditis ANA (ADNA, ENA if indicated), Cardiolipin Ab, B2GP Ab, Streptococcus Group A Serology, Influenza Ab, Q Fever PCR/Ab, Toxoplasma, Enterovirus PCR, Blood Culture x 3, QuantiFERON-TB, CMV, EBV, Brucella, Mycoplasma, LAC  
Peripheral neuropathy E/LFT, B12, Serum EPP, Free Light Chains, Immunofixation, ANA, ANCA, TSH Cadmium, Lead, Urine Arsenic, Urine Mercury, Faeces Porphyrins, Urine Porphyrins, Neronal Ab, MAG Ab, Cryoglobulins, Campylobacter, Syphilis, GBM Ab
Pharyngitis FBC, EBV, Throat Swab MCS  
Pituitary function E/LFT, Cortisol (AM), Oestradiol, Prolactin, SHBG, Testosterone, Insulin-Like Growth Factor, FBC, TFT (must have Free T4) ACTH, FSH, LH
Pituitary function: Anterior pituatary function test Synacthen Stimulation Insulin Tolerance Test
Pituitary function: ? Acromegaly Insulin-Like Growth Factor GTT with Growth Hormone
Pituitary function: ? Cushing's disease Dexamethasone Suppression Test, Extended Dexamethasone Suppression Test  
Pituitary function: ? Diabetes insipidus Consult chemical pathologist (07) 3377 8670, Water Deprivation Test  
Pituitary function: ? Hypopituitarism ? Pituitary tumour FBC, E/LFT, TSH, ACTH, Cortisol (AM), FSH, LH, Oestradiol, Prolactin, SHBG, Testosterone, Insulin-Like Growth Factor  
Pituitary function: ? Isolated GH deficiency Growth Hormone (Clonidine Stimulation), Growth Hormone (Exercise Stress Test), Growth Hormone (Arginine/Insulin Stimulation)  
Polycystic ovary syndrome E/LFT (fasting), HbA1C, Prolactin, SHBG, Testosterone, Insulin-Like Growth Factor, Insulin, DHEAS As indicated 1: Cholesterol, HDL, LDL, 17OH Progesterone, AMH, LH, FSH, Oestradiol, Urinary Free Cortisol (24 hour)
As indicated 2: 17OH Progesterone: Synacthen Stimulation
Polycythaemia FBC, E/LFT, JAK2, Erythropoietin  
Polyuria EUC, Glucose, Osmolality (plasma or serum), Urine MCS, Urine Osmolality (random) Consult chemical pathologist (07) 3377 8670, Water Deprivation Test
Pregnancy Beta HCG  
Prostatism Free PSA, PSA, Urine MCS Stamey's Test - Urine MCS (pre- and post- prostatic massage) and Prostatic Fluid MCS (post-prostatic massage)
Protein abnormalities FBC, E/LFT, Serum EPP, Immunofixation, Free Light Chains  
Pyrexia of Unknown Origin FBC, CRP, LFT, Urine MCS, Blood Culture x 3 As indicated 1: ACE, Brucella, CMV, EBV, HIV Ag/Ab, Leptospira, Mycoplasma, Q Fever PCR/Ab, Rickettsia, Syphilis, Toxoplasma, Dengue, Bartonella
As indicated 2: Malarial Parasites x 3, Faeces MCS, Faeces PCR, ANCA, ANA, Rheumatoid Factor
Rash: Non-vesicular BFV, RRV, Parvovirus As indicated 1: CMV, EBV, HIV
As indicated 2: Streptococcus Group A Serology, Dengue
As indicated 3: Measles, Rubella
As indicated 4: Skin Scrapings Fungal Culture, Throat Swab MCS, Measles PCR (throat, urine)
As indicated 5: Travel dependent - Chikungunya, Zika Virus
Rash: Vesicular Skin Swab MCS, Enterovirus PCR, HSV PCR, VZV PCR Sindbis PCR, Blood Culture, Leptospira, Rickettsia
Renal disease FBC, E/LFT, Urine MCS, Urine Albumin (first morning) Urine Red Cell Morphology, ANCA, GBM Ab, Streptococcus Group A Serology, Complement C3 C4, Serum EPP, Free Light Chains, Immunofixation
Renal failure E/LFT, Urine Albumin (first morning) As indicated 1: Serum EPP, Free Light Chains, Immunofixation, ANCA, GBM Ab, ANA (ADNA, ENA if indicated)
As indicated 2: Complement C3 C4
Renal function E/LFT, Urine Albumin, Urine Creatinine Clearance (24 hour), Urine Electrolytes, Urine Protein/Creatinine Ratio, Urine Alpha 1 Microglobulin  
RIF pain: Female FBC, E/LFT, Urine MCS, Beta HCG (females of child bearing age only)  
RIF pain: Male FBC, E/LFT, Urine MCS  
RIF pain: Gastro symptoms Faeces MCS x 1, Faeces OCP x 2, Faeces PCR, Faeces Occult Blood x 3  
RUQ pain FBC, E/LFT, Lipase  
Sarcoidosis FBC, CRP, ACE Urine Calcium, Ionised/Free Calcium
Short stature E/LFT, Insulin-Like Growth Factor, TSH As indicated 1: Consult chemical pathologist (07) 3377 8670, Growth Hormone Stimulation Test
As indicated 2: Female - Blood Chromosomes
Sjogren's syndrome ANA, Rheumatoid Factor, Complement C3 C4  
Splenomegaly FBC, LFT, ANA, EBV, CMV As indicated 1: ACE, HIV, Lymphocyte Surface Markers Blood, Hb EPP, Rheumatoid Factor, CCP, Haemolytic Screen
As indicated 2: Malarial Parasites
As indicated 3: Toxoplasma, Brucella, Q Fever PCR/Ab, Blood Culture x 3
STI screen HBsAb, HBsAg, HIV, HCV, Syphilis, Urine Chlamydia/Gonorrhoeae PCR, Genital Swab MCS, Trichomonas vaginalis PCR, HSV   
STI screen MSM: 3 monthly Anal Chlamydia/Gonorrhoeae PCR, Pharyngeal Chlamydia/Gonorrhoeae PCR, Urine Chalmydia/Gonorrhoeae PCR, HIV, Syphilis, HCV  
Systemic lupus erythematosis ANA, Complement C3 C4  
Thalassaemia screen FBC, Hb EPP, Iron Studies  
Therapeutic drug monitoring: Analgesics Paracetamol, Salicylate  
Therapeutic drug monitoring: Antibiotics Amikacin, Gentamicin, Tobramycin, Vancomycin, Hydroxychloroquine, Beta lactam antibiotics: Ampicillin, Benzyl Penicillin, Ceftriaxone, Cephalothin, Cephazolin, Dicloxacillin, Ertapenem, Flucloxacillin, Meropenem, Piperacillin, Free Ampicillin, Free Benzyl Penicillin, Free Ceftriaxone, Free Cephalothin, Free Chepazolin, Free Dicloxacillin, Free Ertapenem, Free Flucloxacillin, Free Meropenem, Free Piperacillin Beta lactam antibiotics: Ampicillin, Benzyl Penicillin, Ceftriaxone, Cephalothin, Cephazolin, Dicloxacillin, Ertapenem, Flucloxacillin, Meropenem, Piperacillin, Free Ampicillin, Free Benzyl Penicillin, Free Ceftriaxone, Free Cephalothin, Free Chepazolin, Free Dicloxacillin, Free Ertapenem, Free Flucloxacillin, Free Meropenem, Free Piperacillin
Therapeutic drug monitoring: Anticonvulsants Carbamazepine, Clonazepam, Gabapentin, Lamotrigine, Phenytoin, Primidone, Sulthiame, Topamax, Topiramate, Valproate, Vigabatrin  
Therapeutic drug monitoring: Cardiac drugs Amiodarone, Digoxin, Flecainide, Perhexiline, Procainamide  
Therapeutic drug monitoring: Fungal drugs Fluconazole, Itraconazole, Voriconazole, 5-Fluorocytosine, Posaconazole  
Therapeutic drug monitoring: Psychoactive drugs Clozapine, Fluoxetine, Risperdal, Lithium, Tricyclic Antidepressants  
Thrombocytosis FBC, Iron Studies, CRP JAK2
Thrombophilia screen/prothrombotic studies for venous thrombosis FBC, Factor V Leiden, Antithrombin III, Protein C, Protein S, APC Resistance, LAC B2GP Ab, Cardiolipin Ab, Prothrombin Gene Mutation (20210)
Thyroid disease: Graves' disease monitoring Thyroid Ab  
Thyroid disease: Medullary thyroid cancer monitoring Calcitonin  
Thyroid disease: Thyroid carcinoma monitoring Thyroglobulin  
Thyroid disease: ? Medullary cancer of thyroid Enterovirus PCR, Mumps  
Thyroid disease: ? Thyroiditis TSH Receptor Ab  
Toxicology Urine Drug Screen: Includes therapeutic drugs and drugs of abuse - please note if patient is on a drug-dependence program
Serum levels (in particular paracetamol, alcohol and drugs): Refer to Therapeutic drug monitoring
Blood and urine for chlorinated hydrocarbons and herbicides (detailed exposure required): Cholinesterase (serum), Cholinesterase (red cell), Urine Arsenic, Blood Cadmium, Blood Lead, Blood Mercury
 
Tumour markers: Breast CA 15.3, CEA  
Tumour markers: Colon CA 19.9, CEA  
Tumour markers: Liver AFP  
Tumour markers: Lung CEA, Mesomark  
Tumour markers: Myeloma Beta 2 Microglobulin, Free Light Chains  
Tumour markers: Ovary CA 125, HE4  
Tumour markers: Stomach, pancreas, bile ducts CA 19.9, CEA  
Tumour markers: Testis AFP, Beta HCG, LDH Isoenzymes  
Ulcerative colitis Faeces Calprotectin, Iron Studies, FBC, LFT ANCA, ASCA, CRP
Upper abdominal pain FBC, E/LFT, Lipase, H. pylori Serology Faeces H. pylori Ag or Urea Breath Test
UTI Urine MCS  
Vasculitis Complement C3 C4, CRP, E/LFT, HBsAg, HIV, HCV, Urine MCS, ANCA As indicated 1: Cryoglobulins, Serum EPP, Free Light Chains, Immunofixation, ACE
As indicated 2: ANA (ADNA, ENA if indicated), CCP, Rheumatoid Factor
Von Willebrand disease

Blood Group, FBC, Coagulation Screen with PFA*, Von Willebrand Screen

*PFA testing available at Bowen Hills (Brisbane), Townsville, Toowoomba and Gold Coast laboratories. For all other regions, please contact your local laboratory.

 
Weight Loss FBC, E/LFT (fasting), CRP, TSH Faeces PCR, Faeces MCS OCP x 2, Synacthen Stimulation
Zoonoses: Diagnosis

Brucella, Leptospira, Q Fever PCR/Ab, Blood Culture x 3

Note: Diagnostic testing protocols differ from prevaccination testing and clinical notes must be clearly stated.

 
Q Fever prevaccination Q Fever IgG Ab, Q Fever Skin Test