Anatom3DDistal phalanx of right index finger
Phalanx distalis indicis dextri · Koncový článek pravého ukazováku
Skeleton
Looks like
The tip bone of the index finger, under the nail.
What it does
Supports the sensitive pad used for fine touch and precision grip.
Keeping it well
Bony bumps at the tip joint (Heberden nodes) are typical of osteoarthritis; a swollen painful pad (felon) needs prompt drainage.
Related conditions
- Acromegaly
- Carpal tunnel syndrome
- De Quervain's tenosynovitis
- Dupuytren's contracture & trigger finger
- Fractures
- Fragility fracture
- Frailty & falls in older age
- Ganglion cyst
- Hyperparathyroidism
- Juvenile idiopathic arthritis
- Osteogenesis imperfecta (brittle bone disease)
- Osteomalacia & rickets
- Osteomyelitis (bone infection)
- Osteoporosis
- Paget's disease of bone
- Pseudogout (calcium pyrophosphate disease)
- Psoriatic arthritis
- Raynaud's phenomenon
- Repetitive strain & overuse injury
- Rheumatoid arthritis
- Sarcoma
- Vitamin B1, C and other deficiencies
- Vitamin D deficiency