Diseases and Conditions O

 O

1.    OAB (See: OAB, also known as Overactive bladder)

2.    Obesity

3.    Obesity, childhood (See: Obesity, childhood, also known as Childhood obesity)

4.    Obsessive-compulsive disorder (OCD)

5.    Obstetric cholestasis (See: Obstetric cholestasis, also known as Cholestasis of pregnancy)

6.    Obstructive sleep apnea

7.    Obstructive sleep apnea in children (See: Obstructive sleep apnea in children, also known as Pediatric obstructive sleep apnea)

8.    Occupational asthma

9.    OCD (See: OCD, also known as Obsessive-compulsive disorder (OCD))

10. Ocular albinism (See: Ocular albinism, also known as Albinism)

11. Ocular rosacea

12. Oculocutaneous albinism (See: Oculocutaneous albinism, also known as Albinism)

13. Oculosympathetic palsy (See: Oculosympathetic palsy, also known as Horner syndrome)

14. ODD (See: ODD, also known as Oppositional defiant disorder (ODD))

15. Odontogenic tumors and cysts (See: Odontogenic tumors and cysts, also known as Jaw tumors and cysts)

16. OHSS (See: OHSS, also known as Ovarian hyperstimulation syndrome)

17. Olfactory neuroblastoma (See: Olfactory neuroblastoma, also known as Esthesioneuroblastoma)

18. Oligodendroglioma

19. Onychomycosis (See: Onychomycosis, also known as Nail fungus)

20. Oppositional defiant disorder (ODD)

21. Optic neuritis

22. Oral cancer (See: Oral cancer, also known as Mouth cancer)

23. Oral candidiasis (See: Oral candidiasis, also known as Oral thrush)

24. Oral lichen planus

25. Oral thrush

26. Orchitis

27. Orthostatic hypotension (postural hypotension)

28. Osteoarthritis

29. Osteoarthritis, cervical (See: Osteoarthritis, cervical, also known as Cervical spondylosis)

30. Osteochondritis dissecans

31. Osteogenic sarcoma (See: Osteogenic sarcoma, also known as Osteosarcoma)

32. Osteomyelitis

33. Osteonecrosis (See: Osteonecrosis, also known as Avascular necrosis (osteonecrosis))

34. Osteophytes (See: Osteophytes, also known as Bone spurs)

35. Osteoporosis

36. Osteosarcoma

37. Otitis externa (See: Otitis externa, also known as Swimmer's ear)

38. Otitis media (See: Otitis media, also known as Ear infection (middle ear))

39. Outer ear infection (See: Outer ear infection, also known as Swimmer's ear)

40. Ovarian cancer

41. Ovarian cysts

42. Ovarian hyperstimulation syndrome

43. Overactive bladder

44. Overactive thyroid (See: Overactive thyroid, also known as Hyperthyroidism (overactive thyroid))

45. Oxyphil cell carcinoma (See: Oxyphil cell carcinoma, also known as Hurthle cell cancer)