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Andrology Laboratory Manual
Kamini A Rao, Ashok Agarwal, MS Srinivas
SECTION 1: MALE REPRODUCTIVE SYSTEM—ANATOMY AND PHYSIOLOGY
CHAPTER 1:
Anatomy and Physiology of Male Gametogenesis
INTRODUCTION
ANATOMY OF MALE REPRODUCTIVE SYSTEM
Development
Structure-testis, Epididymis and Vas Deferens
Supporting Cells
Leydig Cells
Sertoli Cells
SUMMARY
Testis
Accessory Glands3
Biosynthesis of Testosterone (T)—Leydig Cells
Spermatogenesis
Spermatozoa
Head
Neck
Tail
Thermoregulation of the Scrotum
Functions of the Epididymis in Spermatogenesis
HORMONAL REGULATION OF SPERMATOGENESIS
Functions of Testosterone
CHAPTER 2:
Human Spermatozoa—Production, Migration and Fertilization
CHAPTER 3:
Understanding the Physiology of Fertilization
INTRODUCTION
THE MALE GAMETE
THE FEMALE GAMETE
Physiology of Fertilization
CAPACITATION – IN DEPTH
EMBRYONIC DEVELOPMENT
PATHOPHYSIOLOGY OF FERTILIZATION AND THE MALE GAMETE
Assisted Reproductive Technology to Aid in Fertilization
CONCLUSION
SECTION 2: CLINICAL ANDROLOGY
CHAPTER 4:
Pathophysiology of Male Infertility
INTRODUCTION
SPERMATOGENESIS
Meiosis
Spermiogenesis
CONTROL OF SPERMATOGENESIS
Anatomical Factors
Endocrine Control of Spermatogenesis
INTRINSIC CONTROL OF SPERMATOGENESIS
PATHOPHYSIOLOGY OF MALE INFERTILITY
ANORCHIA
CONGENITAL ANORCHIA
ACQUIRED ANORCHIA
LEYDIG CELL HYPOPLASIA
SPERMATOGENIC FAILURE
Germ Cell Aplasia (Sertoli-Cell-Only Syndrome)
SPERMATOGENIC ARREST
HYPOSPERMATOGENESIS (FIGURE 4.8)
NUMERICAL CHROMOSOME ABNORMALITIES
Klinefelter's Syndrome (Figure 4.9)
XX-MALE SYNDROME
XYY-SYNDROME
Numerical Chromosome Abnormalities Limited to Spermatozoa
STRUCTURAL CHROMOSOME ABNORMALITIES
Structural Abnormalities of the Autosomal Chromosomes
Structural Abnormalities of Sex Chromosomes
Y CHROMOSOME MICRODELETIONS
VARICOCELE
Pathophysiology
GENITAL TRACT OBSTRUCTION
Pathophysiology
PATHOPHYSIOLOGY OF GERM CELL MALIGNANCY OF TESTES
COITAL DISORDERS
Erectile Dysfunction
Failure of Ejaculation
Retrograde Ejaculation
Premature Ejaculation (PE)
PATHOPHYSIOLOGY HYPOGONADOTROPIC HYPOGONADISM (HH)
PATTERNS OF GNRH SECRETION IN CASES WITH GNRH DEFICIENCY
COMPARISON OF ABNORMAL LH PULSATILITY AND CLINICAL FEATURES156
IDIOPATHIC HYPOGONADOTROPIC HYPOGONADISM (IHH)
Genetics of IHH
GENETIC RELATIONSHIPS OF HYPOGONADOTROPIC HYPOGONADISM
X-linked Genes
Kallmann's Syndrome Gene (KAL Gene)
DAX-1 Gene
Autosomal Genes
GnRH Gene
GnRH-R Gene
FGFR1 Gene
GPR54 Gene
Genetic Defects of the Gonadotropins
Hypogonadotropic Hypogonadism Associated with Other Pituitary Hormone Deficiencies
PATHOPHYSIOLOGY OF ANTISPERM ANTIBODIES
Factors Causing to ASA Production
Chronic Infections
SURGERIES ON VAS DEFERENS (VASECTOMY AND VASOVASOSTOMY)
Other Factors
Mechanisms of ASA-induced Infertility
ASA INDUCED DEFECTIVE MOTILITY OF SPERM
ASA AND SPERM PENETRATION OF CERVICAL MUCUS
ASA ACTION ON ACROSOME REACTION (AR)
MONONUCLEAR CELLS AND IMMUNOLOGICAL INFERTILITY
OXIDATIVE STRESS AND MALE INFERTILITY
What is Oxidative Stress and how does it Affect Fertility?
OXIDATIVE STRESS AND SPERM MEMBRANE LIPID PEROXIDATION
Oxidative Stress and Protein Damage
Peroxidative Damage to Spermatozoa
Oxidative Stress and Apoptosis in Sperm DNA Damage
CHAPTER 5:
Evaluating the Infertile Male
INTRODUCTION
HISTORY
Physical Examination
Ancillary Examination Methods
Scrotal Doppler Ultrasound
Transrectal Ultrasound (TRUS)
Thermography
Vasography
Endocrine Laboratory Diagnosis
Hormonal Screening
CHAPTER 6:
Management of Male Infertility— Varicocele Repair
MANAGEMENT OF MALE INFERTILITY: VARICOCELE REPAIR
Overview
Preoperative Evaluation
Treatment Indications
Surgical Approaches
Scrotal Approach
Retroperitoneal Approach
Laparoscopic Retroperitoneal Approach
Subinguinal/Inguinal Approaches
Subinguinal Approach
Inguinal Approach
Microsurgical versus Non-microsurgical Approaches
Percutaneous Embolization
Complications
Hydrocele
Varicocele Recurrence
Testicular Artery Injury
Follow-up
CHAPTER 7:
Endocrine Disorders: Diagnosis and Management
MALE HYPOGONADISM
Definition and Prevalence
Clinical Presentation
Male Gonadal Disorders
Diagnosis
Treatment
Androgen Replacement Therapy
Treatment with Gonadotrophins or GnRH
Cryptorchidism
Definition and Prevalence
Etiology and Pathology
Diagnosis and Differential Diagnosis
Complications and Consequences
Treatment
Androgen Insensitivity Syndromes
Definition and Prevalence
Pathogenesis
Clinical Presentation
Diagnosis
Treatment
Hyperprolactinemia
Causes
Pathogenesis
Clinical Presentation
Diagnosis
Treatment
Systemic Illness and Hypogonadism
Obesity, Diabetes Mellitus and Metabolic Syndrome
Other Situations Associated with Hypogonadism
CHAPTER 8:
Sexual Dysfunction
INTRODUCTION
TYPES
Situational Anejaculation
Anorgasmic Anejaculation (Psychological Anejaculation)
Orgasmic Anejaculation (Organic Anejaculation)
SPERM RETRIEVAL TECHNIQUES
Vibrator Therapy
Electroejaculation
Epididymal Sperm Retrieval
Testicular Sperm Retrieval
CONCLUSION
CHAPTER 9:
Andropause
INTRODUCTION
Control of Testosterone Production
Secretion
Transport
Definition
Andropausal Symptoms
Diagnosis
Assessment of Androgen Deficiency – Testosterone Assay
Ruling Out Secondary Hypogonadism
Testing for Andropause
Confirming Test: Free versus Bioavailable Testosterone
Questionnaires–Rating Scales
Testosterone Replacement Therapy – General Guidelines to Treatment
Treatment
INJECTABLES
ORAL
TRANSDERMAL
Effects
Transdermal Testosterone Therapy (TTT)
Other Techniques
Other Hormones
CONCLUSION
CHAPTER 10:
Lifestyle and Environmental Factors Effect on Male Infertility: An Evidence-based Review
INTRODUCTION
LIFESTYLE FACTORS
Smoking
Alcohol
Obesity
Recreational Drug Use
Genital Heat Stress
Psychological Stress
Cellular Telephone Use
OCCUPATIONAL AND ENVIRONMENTAL FACTORS
Endocrine Disruptor Compounds (EDCs)
Heavy Metals
Occupational and Environmental Pollutants
CONCLUSION
SECTION 3: LABORATORY ANDROLOGY
CHAPTER 11:
Semen Analysis
INTRODUCTION
PATIENT INSTRUCTIONS FOR SAMPLE COLLECTION, SAFE HANDLING AND DELIVERY
INFORMATION ON THE SAMPLE CONTAINER AND PATIENT SHEET
PHYSICAL EXAMINATION
Macroscopic Examination
Semen Age
Liquefaction
Color and Odor
Volume
Viscosity
pH
MICROSCOPIC EXAMINATION
Wet Preparation Examination
Sperm Concentration
Hemocytometry
Specialized Counting Chamber
Loading the Chamber
Sperm Motility Assessment
Computer-assisted Semen Analysis (CASA)
Evaluation of Morphology Assessment
Smear Preparation
Staining Methods
Papanicolaou Stain
Procedure
Diff-Quik Staining
Reagents
Procedure
Scoring Sperm Morphology
Leukocytospermia Test
Preparation of Stock Solution (Stable 6 months)
Preparation of Working Solution
Equipment and Materials
Procedure
Quality Control
Sperm Viability
Eosin-Nigrosin Stain
Reagents
Procedure
Hypo-osmotic Swelling Test (HOS)
Reagents
Procedure
Results
Antisperm Antibodies
Immunobead Test
Principle
Reagents
Direct Immunobead Test
Calculations and Results
Indirect Immunobead Test
Limitations
Normal Reference Values of Semen Variables
Reference Value
SEMEN MICROBIOLOGY AND VIROLOGY
Pyospermia
Collection of Semen Specimens
Organisms Found in Semen
Ureaplasma and Mycoplasma
Chlamydia trachomatis
Neisseria gonorrhoeae
Trachomonas vaginalis and E. coli
Viruses
BIOCHEMICAL ASSESSMENT OF SEMINAL PLASMA, PROSTATE, EPIDIDYMIS AND SEMINAL VESICLES
Measurement of Zinc
Reagents
Specimens
Procedure
Results
Measurement of Citric Acid in Seminal Plasma
Reagents
Specimens
Procedure
Results
Measurement of Neutral α-glucosidase in Seminal Plasma
Reagents
Specimen
Procedure
Results
Quantitative Seminal Fructose
Results
SAFETY AND QUALITY CONTROL IN THE ANDROLOGY LABORATORY
CONCLUSION
CHAPTER 12:
Sperm-Cervical Mucus Interaction Test and Its Importance in the Management of Infertility
INTRODUCTION
COLLECTION AND PRESERVATION OF CERVICAL MUCUS
CERVICAL MUCUS EVALUATION
Scoring Parameters
1. Volume
2. Consistency
3. Ferning
4. Spinnbarkeit
5. Cellularity
pH
Post-coital Test (PCT)
Procedure for PCT
Evaluation of Sperm Concentration and Motility
In Vitro Cervical Mucus Penetration Tests
In vitro Test
Sample Collection
Simplified Slide Test
Capillary Tube Test
Method
CHAPTER 13:
The Clinical Importance of Sperm Morphology in Assisted Reproduction
INTRODUCTION
What is a Normal Sperm Cell?
The Importance of Training
Clinical Relevance
In Vitro Fertilization
Intrauterine Insemination
Intracytoplasmic Sperm Injection (ICSI)
CONCLUSION
CHAPTER 14:
The Role of Leukocytospermia in Male Infertility
INTRODUCTION
Physiological Function of Reactive Oxygen Species
Pathological Role of Reactive Oxygen Species and Leukocytes
Etiology of Leukocytospermia
Bacterial and Viral Etiology
Abacterial Etiology
Vasectomy Reversal
Lifestyle Factors
SELF DEFENSE MECHANISMS, DETECTION AND TREATMENT
Self Defense Mechanisms
Non-enzymatic Antioxidants
Vitamin E
Vitamin C
Glutathione
Other Non-enzymatic Antioxidants
Enzymatic Antioxidants
Superoxide Dismutase
Glutathione Peroxidase/Reductase System
Catalase
Detection
Leukocytes
Endtz Test
Polymorphonuclear (PMN) Granulocyte-elastase Detection
Immunocytochemistry
Flow Cytometry
Reactive Oxygen Species
Chemiluminescence Assay
Flow Cytometry
Indirect Method
Oxidative Stress
Measurement of OS in Neat Semen
Clinical Treatment
Antioxidant Supplementation
Non-steroidal Anti-inflammatory Drugs (NSAIDs)
Antibiotics
CONCLUSION
CHAPTER 15:
Genetics of Male Infertility
INTRODUCTION
Chromosomal Abnormalities
Chromosomal Abnormalities in Spermatozoa
Monogenic Defects
Y Chromosome Microdeletions
Disorders of Sexual Differentiation and Sex Reversal Associated with Male Infertility
Genetic Syndromes Associated with Male Infertility
Role of Mitochondria in Male Infertility
Epigenetic Alterations in Male Infertility
Telomere Length and Telomerase
Ethical Considerations and Genetic Counseling
Technique for Blood Culture, Karyotyping, Yq Microdeletion Screening and Methylation Specific PCR
Chromosome Preparation from Peripheral Blood
Methodology of Peripheral Blood Culture and Karyotyping
Peripheral Blood Collection
Macroculture
Requirements
Procedure
Microculture
Solutions
Procedure
Harvesting and Slide Preparation
Solutions
Harvesting, Fixation of Chromosome Preparation and Staining
G-banding and Karyotyping
Solutions
Procedure
Metaphase Screening
Photography and Karyotyping
Chromosomal Analysis and Classification
Protocol and Primers for PCR based Yq Microdeletion Screening
Amplification Procedure
Gel Electrophoresis
Epigenetic Alteration (Methylation Specific PCR)
CHAPTER 16:
Setting Up an Andrology Laboratory
INTRODUCTION
LABORATORY ASPECTS AND PROCEDURES
Diagnostic Procedures
Complete Semen Analysis
Detection of Leukocytes in Semen
Sperm Vitality and Membrane Viability
Biochemical
Oxidative Stress
Azoospermia Screen Procedure Antibody Assessment
Sperm DNA Damage Test
Therapeutic
Techniques
Cryopreservation
LABORATORY DESIGN
EQUIPMENT, SUPPLIES AND REAGENTS
Semen Analysis
Equipment
Supplies
Reagents
Stain for Morphology
Equipment
Supplies
Reagents
Endtz Test (Peroxidase Staining)
Equipment
Supplies
Reagents
Eosin-Nigrosin Staining
Equipment
Supplies
Reagents
Hypo-osmotic Swelling (HOS) Test
Equipment
Supplies
Reagents
Fructose Qualitative
Equipment
Supplies
Reagents
Fructose Quantitative
Equipment
Supplies
Reagents
Sperm Antibody Testing by Immunobead Method
Equipment
Supplies
Reagents
Reactive Oxygen Species
Equipment
Supplies
Reagents
Total Antioxidant Capacity
Equipment
Supplies
Reagents
Sperm DNA Damage per TUNEL Technique
Equipment
Supplies
Reagents
Gradient Sperm Wash
Equipment
Supplies
Reagents
Semen, Epididymal Aspiration, and Testicular Tissue Cryopreservation
Equipment
Supplies
Reagents
Additional for Testicular Tissue
Equipment
Supplies
Reagent
SAFETY GUIDELINES
CHAPTER 17:
Quality Management of an Andrology Laboratory
INTRODUCTION
ANDROLOGY LABORATORY QM
Documentation—System Control
Proficiency Testing
Laboratory Accreditation
ISO Standards
Quality Control
Practical Guide
SOP-model
QC Checklist
Hands-on Training
Staffing Issues
SECTION 4: HUMAN SPERMATOZOA IN ASSISTED CONCEPTION
CHAPTER 18:
Sperm Selection in Assisted Reproductive Techniques
INTRODUCTION
CONVENTIONAL SELECTION STRATEGIES
CENTRIFUGATION TECHNIQUES
Simple Sperm Wash
Density Gradient Centrifugation (DGC)
FILTRATION TECHNIQUES
Glass Wool Filtration (GWF)
Glass Bead Filtration (GBF)
Sephadex Columns
MIGRATION TECHNIQUES
Swim-up Procedure
Migration-Sedimentation
Transmembrane Migration
Advanced Sperm Selection Methods
Ultrastructural Sperm Selection
Electrophoretic Sperm Isolation
Molecular Selection Strategies
Hyaluronic Acid-Mediated Sperm Selection
Annexin V MACS Separation
Annexin V Molecular Glass Wool Separation
CONCLUSION
CHAPTER 19:
Preparation of Semen Sample Infected with HIV for ART
INTRODUCTION
Medical Assisted Reproduction for Seropositive Cases
Effect of HIV on Semen Parameters
Semen Processing
Sperm Washing for HIV-1 Serodiscordant Couple
PCR Technique to Detect Viral Load
THE ETHICAL ISSUES
SUMMARY
CHAPTER 20:
Surgically Retrieved Sperm Samples
INTRODUCTION
MICROSURGICAL EPIDIDYMAL SPERM ASPIRATION
Percutaneous Epididymal Sperm Aspiration (PESA)
PESA Technique
Micropuncture Technique
Testicular Sperm Aspiration
TESA Procedure
Testicular Sperm Recovery by Excisional Biopsy
Other Surgical Methods of Spermatozoa Retrieval
Implications for Practice
Implications for Research
Latest Update Study
Summary
CHAPTER 21:
Human Sperm Cryopreservation
SPERM CRYOPRESERVATION: HISTORY
SPERM CRYOPRESERVATION: SIGNIFICANCE
SPERM CRYOPRESERVATION: PURPOSE
CRYOPROTECTANTS: INDICATIONS
EVALUATION OF SPERM POST-CRYOPRESERVATION
Freezing Procedures
Neat (unprocessed) Semen
Prepared Semen (Pre-freeze Preparation)
SPECIAL CRYOPRESERVATION CASES
Oligozoospermic Specimen
Testicular Sperm Aspiration (TESA)/Percutaneous Epididymal Aspiration (PESA)
Sperm Banking
Traveling Husband
Occupational Risk
Cancer Patients (Hematological, Testicular or Other Malignancy)
Future Perspectives in Sperm Cryobiology
REFERENCES
APPENDIX: CRYOPRESERVATION PROTOCOL
Equipment
Reagents
Procedure
Procedure (Surgically Retrieved Spermatozoa)
SEMEN CRYOPRESERVATION REPORT
SEMEN CRYOPRESERVATION REPORT
Precryopreservation
Post-thaw cryosurvival
CHAPTER 22:
Donor Insemination
INTRACYTOPLASMIC SPERM INJECTION (ICSI) VS DONOR INSEMINATION (DI)
Indications for Considering Donor Insemination
Evaluation of the Male Partner
Evaluation of the Female Recipient
Selection of Donors: ICMR Guidelines for Donor Sperm
Semen Testing
Genetic Evaluation
The List of Tests
Managing Laboratory Results
Responsibility of ART Center
COUNSELING
Regulations for Semen Banks (As per ICMR Guidelines)
Rights of an Unmarried Woman to DI
Where do We get Semen Donors?
Whether Semen Donor should be Paid?
Will Frozen Semen Sample for Donor Insemination Reduce the Pregnancy Rate?
How Many Times Same Donor's Semen should be Used?
Consent for Artificial Insemination with Donor Semen as per ICMR Guideline 4.3
Endorsement by the ART Clinic
SECTION 5: SPECIAL TOPICS
CHAPTER 23:
Environmental Factors: Effects on Semen Parameters
INTRODUCTION
ENVIRONMENTAL FACTORS
Endocrine Disruptor Compounds (EDCs)
Heavy Metals
Air Pollutants
CHAPTER 24:
The Aging Male
AGING MEN AND ART
INDEX
TOC
Index
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