A - Z Test List

Test List: P

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

For Reference Ranges related to any specific test, please email refranges@hslpathology.com

Please note this list may not show our full repertoire of tests. If you need further information, please call +44 (0) 20 7307 9400

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PAI1 4G / 5G Polymorphism

Sample Reqs

A

Pancreatic Peptide

Sample Reqs

J

PAP – Thin Prep (Cervical Cytology)

Sample Reqs

TPV

Paracetamol

Sample Reqs

B

Paragomius Serology

Sample Reqs

B

Parathyroid Hormone (Whole)

Sample Reqs

B [4]

Special Instructions

[4] Send to the laboratory without delay.

Parathyroid Related Peptide

Sample Reqs

J [1]

Special Instructions

[1] Contact the laboratory for special sample tubes/containers/instructions.

Parathyroid Antibodies

Sample Reqs

B

Parvalbumins

Sample Reqs

B

Parvovirus Antibodies (IgM)

Sample Reqs

B

Parvovirus DNA by PCR

Sample Reqs

A

Parvovirus DNA by PCR Parvovirus IgG / IgM Abs

Sample Reqs

B

Parvovirus IgG Antibodies

Sample Reqs

B

Paternity Testing (postnatal and prenatal) – sample required from each person being tested (3 people)

Sample Reqs

A / AF / CVS [9] [11] [12]

Special Instructions

[9] Clinical history must be provided.
[11] Patient consent required. Consent Form can be found at the back of the TDL Laboratory Guide.
[12] Please provide one sample for each person being tested.

Paul Bunnell (Monospot)

Sample Reqs

A or B

PCA3 (Molecular test for the detection of prostate cancer from urine)

Sample Reqs

J [1] [6]

Special Instructions

[1] Contact the laboratory for special sample tubes/containers/instructions.
[6] Contact the Referrals Department before taking and sending sample to the laboratory.

Peach Components

Sample Reqs

B

Peanut Components

Sample Reqs

B

Pemphigus / Pemphigoid Autoantibodies

Sample Reqs

B

Pepsinogen I/II

Sample Reqs

B

Pertussis (Whooping Cough) Antibodies

Sample Reqs

B

Pertussis by PCR (Whooping Cough)

Sample Reqs

Throat swab PCR

PEth (Phosphatidylethanol)

Sample Reqs

A [38]

Special Instructions

38 EDTA sample should not be separated: send whole blood.

Pethidine – Urine

Sample Reqs

RU

Phencyclidine (PCP)

Sample Reqs

RU

Phenobarbitone

Sample Reqs

B

Phenytoin (Epanutin)

Sample Reqs

B

Phosphate

Sample Reqs

B

Phosphate (24 hr Urine)

Sample Reqs

PU

Phosphatidylethanolamin IgM Antibodies

Sample Reqs

B

Phospholipid Antibodies

Sample Reqs

B

Pituitary Antibodies

Sample Reqs

B [4]

Special Instructions

[4] Send to the laboratory without delay.

PLAC Test (Lp-PLA2)

Sample Reqs

B

Plasma Viscosity

Sample Reqs

A [4]

Special Instructions

[4] Send to the laboratory without delay. Sample cannot be refrigerated.

Plasminogen

Sample Reqs

C (Frozen plasma) [4]

Special Instructions

[4] Send to the laboratory without delay.

Plasminogen Activator Inhibitor – 1

Sample Reqs

C (Frozen plasma)

Platelet Aggregation Studies

Sample Reqs

J [5] [6]

Special Instructions

[5] Do not send sample to the laboratory between Thursday noon and Monday morning.
[6] Contact the Referrals Department before taking and sending sample to the laboratory.

Pleural Fluid for Culture

Sample Reqs

SC

Pneumococcal Antibodies – Serotype Specific

Sample Reqs

B

Pneumococcal Antibody Screen

Sample Reqs

B

Pneumococcal Antigen

Sample Reqs

RU

Pneumocystis Examination

Sample Reqs

BAL*

Polcalcins

Sample Reqs

B

Polio Virus 1, 2, 3 Antibodies

Sample Reqs

B [9]

Special Instructions

[9] Clinical history must be provided.

Poly T (5T,7T,9T) – cystic fibrosis gene

Sample Reqs

A [9]

Special Instructions

[9] Clinical history must be provided.

Porphyrin (Blood)

Sample Reqs

A [3]

Special Instructions

[3] Clinical history essential and protect from light.

Porphyrins (Faeces)

Sample Reqs

RF [3]

Special Instructions

[3] Clinical history essential and protect from light.

Porphyrin Screen (Urine)

Sample Reqs

RU [3]

Special Instructions

[3] Clinical history essential and protect from light.

Potassium

Sample Reqs

B

PR-10 Proteins

Sample Reqs

B

Prader-Willi Syndrome (Primary Screen) – methylation PCR

Sample Reqs

A [9]

Special Instructions

[9] Clinical history must be provided.

Prealbumin

Sample Reqs

B

Pregnancy (Serum) [Quantitative]

Sample Reqs

B

Pregnancy Test (Urine)

Sample Reqs

RU

Pregnanetriol (Urine)

Sample Reqs

CU (Frozen)

Pregnenolone

Sample Reqs

B

Primidone (Mysoline)

Sample Reqs

B [4]

Special Instructions

[4] Send to the laboratory without delay.

Procalcitonin

Sample Reqs

B (Frozen) [4] [7]

Special Instructions

[4] Send to the laboratory without delay.
[7] Sample should be separated and frozen if sending overnight.

Procollagen 1 Peptide N-Terminal (NTX)

Sample Reqs

B

Procollagen III Peptide

Sample Reqs

B

Profilins

Sample Reqs

B

Progesterone

Sample Reqs

B

Proinsulin

Sample Reqs

B (Frozen)

Prolactin

Sample Reqs

B

Prolactin (Macro)

Sample Reqs

B

Propanalol

Sample Reqs

B [4]

Special Instructions

[4] Send to the laboratory without delay.

Propoxyphene

Sample Reqs

RU

Prostaglandin D2 – Serum

Sample Reqs

B (Frozen)

Prostaglandin D2 – Urine

Sample Reqs

CU (Frozen)

Prostate Profile (Total & Free PSA)

Sample Reqs

B

Prostate Specific Antigen (Total)

Sample Reqs

B

Prostatic Acid Phosphatase

Sample Reqs

B (Frozen)

Protein (Urine)

Sample Reqs

CU

Protein / Creatinine Ratio (Urine)

Sample Reqs

RU

Protein 14.3.3 (Creutzfeldt–Jakob Disease)

Sample Reqs

CSF (Frozen)

Protein C

Sample Reqs

C (Frozen) [4] [9] [18]

Special Instructions

[4] Send to the laboratory without delay.
[9] Clinical history must be provided.
[18] Citrate Samples. Samples should be double spun and separated and frozen within 4-8 hours of sample taking, if a delay is expected with transportation to the laboratory, samples must be transported as frozen.

Protein Electrophoresis

Sample Reqs

B

Protein S Free Ag

Sample Reqs

C (Frozen) [4] [9] [18]

Special Instructions

[4] Send to the laboratory without delay.
[9] Clinical history must be provided.
[18] Citrate Samples. Samples should be double spun and separated and frozen within 4-8 hours of sample taking, if a delay is expected with transportation to the laboratory, samples must be transported as frozen.

Protein Total (Blood)

Sample Reqs

B

Proteinase 3 Ab

Sample Reqs

B

Prothrombin Time

Sample Reqs

C [18]

Special Instructions

[18] Citrate Samples. Samples should be double spun and separated and frozen within 4-8 hours of sample taking, if a delay is expected with transportation to the laboratory, samples must be transported as frozen.

Prothrombin Time + Dose

Sample Reqs

C [18]

Special Instructions

[18] Citrate Samples. Samples should be double spun and separated and frozen within 4-8 hours of sample taking, if a delay is expected with transportation to the laboratory, samples must be transported as frozen.

Psittacosis Antibodies

Sample Reqs

B

Purkinje Cell Antibody (Hu and Yo)

Sample Reqs

B

Pyruvate Kinase (M2-PK)

Sample Reqs

A

Pyruvate Kinase (M2-PK)

Sample Reqs

RF [4]

Special Instructions

[4] Send to the laboratory without delay.

p53-related cancer predisposition (Li-Fraumeni Syndrome) – TP53 sequencing + MLPA

Sample Reqs

Requires patient informed consent A [9] [11]

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide.

Pan-Ethnic/Jewish Carrier Screening – see profiles

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Pancreatic Cancer NGS Panel – full sequencing across 22 genes + deletions/duplications

Sample Reqs

Requires patient informed consent AA [9] [11]

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide.

Pancreatitis (Hereditary) – PRSS1 hotspot sequencing + deletions/duplications + SPINK1 N34S common mutation

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Paraganglioma/Pheochromocytoma NGS Panel – full sequencing across 11 genes + deletions/duplications

Sample Reqs

Requires patient informed consent AA [9] [11]

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide.

Paternity Testing (postnatal and prenatal) – sample required from each person being tested (3 people)

Sample Reqs

A / AF / CVS [9] [11] [12] Contact lab

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide. 12 Please provide one sample for each person being tested. Contact lab

Pelizaeus-Merzbacher Disease – PLP1 sequencing + deletions/duplications

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Pena-Shokeir Syndrome NGS Panel – full sequencing across 16 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

Pendred Syndrome – SLC26A4 gene sequencing

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Periodic Fever/Autoinflammation NGS Panel – full sequencing across 31 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

Peripheral T-Cell Lymphoma NGS Panel – full sequencing DNMT3A + IDH2 + RHOA + TET2

Sample Reqs

Requires patient informed consent AA [9] [11]

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide

Peroxisome Biogenesis Disorders NGS Panel – full sequencing across 14 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided

Perrault Syndrome NGS Panel – full sequencing CLPP + HARS2 + HSD17B4 + LARS2

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided. 

Peutz-Jegher Syndrome – STK11 sequencing + deletions/duplications

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Phelan-McDermid Syndrome – karyotype + FISH

Sample Reqs

CVS / AF / H [9]

Special Instructions

9 Clinical history must be provided.

Pheochromocytoma/Paraganglioma NGS Panel – full sequencing across 11 genes + deletions/duplications

Sample Reqs

Requires patient informed consent AA [9] [11]

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide.

Pigmentation/Oculocutaneous Albinism/Hermansky-Pudlak Syndrome NGS Panel – full sequencing across 30 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

Plasma α-galactosidase A activity (Fabry disease)

Sample Reqs

H

Plasma chitotriosidase activity

Sample Reqs

H

POLG-Related Disorders – full POLG sequencing

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided

Poly T (5T,7T,9T) – cystic fibrosis gene

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Polycystic Kidney/Liver Disease NGS Panel – full sequencing across 30 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

Polyneuropathy NGS Panel – full sequencing across 51 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

Pontocerebellar Hypoplasia NGS Panel – full sequencing across 8 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

Prader-Willi Syndrome (Primary Screen) – methylation PCR

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Postnatal array CGH

Sample Reqs

AH [9]

Special Instructions

9 Clinical history must be provided.

Prenatal array CGH

Sample Reqs

Amniotic fluid or CVS [9]

Special Instructions

9 Clinical history must be provided.

Prenatal Diagnosis for haemoglobinopathies

Sample Reqs

CVS/Amniocentesis/fetal blood

Primary Ciliary Dyskinesia (PCD) NGS Panel – full sequencing of 35 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

Product of Conception BOBs only – rapid aneuploidy diagnosis for all chromosomes

Sample Reqs

Placental Sample or Solid Tissue [1] [9]

Special Instructions

1 Contact the laboratory for special sample tubes/containers/instructions. 9 Clinical history must be provided.

Product of Conception – rapid BOBs aneuploidy diagnosis for all chromosomes (5 days) + culture (25 days) – see profiles

Sample Reqs

Placental Sample [1] [9]

Special Instructions

1 Contact the laboratory for special sample tubes/containers/instructions. 9 Clinical history must be provided.

Prostate Cancer NGS Panel – full sequencing across 10 genes + deletions/duplications

Sample Reqs

Requires patient informed consent AA [9] [11]

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide.

Protein C Deficiency - PROC Gene Variant Analysis (Unknown Genotype)

Sample Reqs

A A (Whole Blood 10ml) [40]

Special Instructions

40 Informed Consent is required for these tests.

Protein C Deficiency - PROC Gene Variant Analysis (Known Genotype)

Sample Reqs

A A (Whole Blood 10ml) [40]

Special Instructions

40 Informed Consent is required for these tests.

Pseudoachondroplasia (Multiple Epiphyseal Dysplasia) – COMP hotspot sequencing

Sample Reqs

A [9]

Special Instructions

9 Clinical history must be provided.

Pseudohypoaldosteronism NGS Panel – full sequencing across 8 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided

PTEN-related disorders (including Bannayan-Riley-Ruvalcaba, Cowden & Proteus Syndromes) – sequencing + deletions/duplications

Sample Reqs

AA [9] [11]

Special Instructions

9 Clinical history must be provided. 11 Patient consent required. Consent Form can be found at the back of this guide.

Pulmonary Hypertension NGS Panel – full sequencing across 10 genes

Sample Reqs

AA [9]

Special Instructions

9 Clinical history must be provided.

HSL is a progressive partnership between The Doctors Laboratory, Royal Free London NHS Foundation Trust (the Royal Free London) and University College London Hospitals NHS Foundation Trust (UCLH)

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