Gynaecology- it is the science of the diseases of the female, particularly of the genital, urinary and rectal organs.
Obstetrics- it is the science of scientific management of women during pregnancy, child birth & peurperium (period after the birth of the child, 1.5 months).
Obstetrics & Gynaecology is a composite discipline. Many gynaecological problems result from bad obstetric practice.
 (Women) Are you facing any of the following problems, then 
 consulting to nearest gynaecologists
 1. White Discharge
 2. Backache
 3. Itching around the genitals
 4. Inability to bear children in socially acceptable period of time
 5. Your cognition or appreciation of your womb being felt or seen  
     during straining.
 6. Disturbed because you have a tumour in womb or ovary
 7. Cancer
 8. on birth spacing, i.e. contraception
 9. Problems related to urination, like (1) Too frequent,
     (2) Inability to pass or hold (3) Continuous urination
10. Menses related problems like (1) No menses or delayed
      menses, (2) Too frequent, (3) Too heavy, (4) Too less

Sexually Transmitted Diseases (STD)-The classic venereal diseases are those which have since long been recognized as being sexually transmitted. These include gonorrhea, syphilis, choncroid, lymphogranuloma genital scabies, AIDS & genital warts etc. Thus there is a wide variety of venereal infections.
Recently, there has been a rise in the incidence of STD.
This is because of
 ·  Increased promiscuity & permissiveness
 ·   The easy availability of modern contraceptives
 ·  The injudicious use of antibiotics
 ·  Increased travel across the world & greater mingling of
 ·  populations Lack of sex education

Importance Radiotherapy & Chemotherapy in Gynaecology
Radiotherapy-Radiation therapy plays a vital role & forms an integral part in any treatment protocol of malignant neoplasms.
Chemotherapy- besides surgery and radiations, chemotherapy is an important weapon to fight against gynecological cancers. It is often used to eradicate the residual disease after surgery or in causes of recurrence. Chemotherapy has largely replaced surgery & radiation as the treatment of choice in certain kinds of malignant trophoblastic neoplasia.
 

Disorders of Menstruation- In healthy women, menstruation sets in approximately between the age of 12 & 14 years, and persists throughout the reproductive period of life with an average rhythm, of 28 years and duration of flow between 4 to 6 days. Menstrual disorders are considered under the following heads:
1 Precocious menstruation-If the menstruation starts before the   
  age of 10, the condition is referred to as precocious menstruation. 
2 Amenorrhea-It is defined as absence of menstruation.
3 Pre-menstrual tension-It is seen in women in the forth decade of  
  life. It occurs in the pre-menstrual period for 3-6 days or sometimes 
  longer. The usual complaints are headache,   
  tenderness of the breast, weight gain pre-menstrually.
4 Dysmenorrhoea-It is a condition in which the periods are painful.
   It is one of the common menstrual disorders.
5 Dysfunctional uterine haemorrhage-It means, abnormal uterine
  bleeding in the absence of any demonstrable organic pelvic pathology
  The diagnosis is made by excluding all other laboratory investigations. 
  The condition is seen in about 10% of gynaecological admissions. It
  mayoccur at any reproductive age but is frequent around puberty &
  menopause.

Pelvic Inflammatory Diseases (PID)- PID implies inflammation of upper genital tract involving the fallopian tubes as well as the ovaries.
Causes of PID-
·   A common cause of PID is sexually transited diseases, the 
   incidence of which has risen in the past 20 years.
·   In India as in other developing countries, many deliveries are
   conducted at home by Dais(untrained midwives)
·   Minor operative procedures like D/C & hysterosalpingogram can cause
   ascending infection.
·   The use of intrauterine contraceptive devices has increased the
   incidence of pelvic inflammatory disease

Some other topics seen in gynaecology are
Male infertility
Female infertility
Management of infertility
Cancer in gynaecology
Teenage problems
Contraception
Ectopic pregnancy