Figure tailbone pain

1. Tailbone - Os coccyxis
2. Fifth lumbar vertebra -
   Vertebra lumbalis V
3. Iliac crest - Iliac crest
4. Sacrum-iliac joint
   (Sacroiliac joint, abbreviated ISG)
   Articulatio sacroiliaca
5. Hip joint - Articulatio coxae
6. Pubic bone - Pubis
7. Ischium - Os ischii
8. Intervertebral disc -
   Intervertebral disc
9. Iliac bone - Os ilium
10. Lumbar cruciate ligament kink -
    Promontory
11. Sacrum - Sacrum
12. Pubic symphysis -
    Pubic symphysis
    
    Coccyx pain - coccygodynia
    a - Nerve Pain - The region of the body
    becomes of plexus of nerves
    (Plexus coccygeus) supplied
    b - inflammation of the tendons,
    Muscles or bones -
    chronic loads or germs
    c - rectum and anus, chronic
    inflammatory bowel disease
    (Ulcerative colitis, crohn's disease)
    d - Coccyx fracture, coccyx contusion -
    Swelling, bruising (due to
    Fall, kick, etc.)
    e - pregnancy
    (hormonal changes) -
    usually in the 1st and 3rd trimester
    f - sport - tensioning the ligaments
    and muscles (e.g. cycling, rowing)
    g - Lying for a long time - (older and
    bedridden people)
    h - microtraumas - prolonged sitting
    on hard chairs
    i - coccyx inflammation - redness,
    Swelling, fistula (Pilonidal sinus)

You can find an overview of all Dr-Gumpert images at: medical illustrations

Related images

Illustration
hip joint

Illustration
Sacroiliac joint

Illustration
ISG blockage

Illustration
Lumbar spine

Illustration
Pubic bone pain

Illustration
Spine