Definition

1. Noun:
   • An abnormal backward curve to the vertebral column: A medical condition characterized by an excessive outward curvature of the thoracic spine, resulting in a rounded or hunched back.

Usage

• Medical/Clinical Context: The term is used almost exclusively in medical, anatomical, and clinical settings to describe a specific postural deformity of the spine.
• Formal/Technical Writing: It is appropriate for formal reports, academic papers, and patient documentation.

Examples

• Noun:
  • The X-ray confirmed a diagnosis of kyphosis in the patient's upper back.
  • Severe kyphosis can sometimes lead to breathing difficulties.
  • Postural kyphosis is often caused by slouching and can be improved with exercise.

Advanced Usage

• "Scheuermann's kyphosis": A specific type of structural kyphosis that occurs during adolescence.
  • Unlike postural kyphosis, Scheuermann's kyphosis involves a structural deformity of the vertebrae.
• "Thoracic kyphosis": Specifies the curvature is in the thoracic (upper and mid-back) region, which is its most common location.
  • A certain degree of thoracic kyphosis is normal, but it becomes a medical concern when the curve is excessive.

Variants and Related Words

• Kyphotic (adj): Describing or relating to kyphosis.
  • The doctor noted a kyphotic posture in the elderly patient.
• Hyperkyphosis (n): A more severe or pronounced form of kyphosis.
  • Hyperkyphosis is often associated with osteoporosis in older adults.

Synonyms

• Hunchback: A non-medical, sometimes considered outdated or impolite, term for a pronounced kyphosis.
• Dowager's hump: A colloquial term specifically for kyphosis caused by osteoporosis.
• Roundback: A descriptive, less technical term.

Antonyms

• Lordosis: An abnormal inward curvature of the spine, typically in the lumbar (lower back) or cervical (neck) region.
• Scoliosis: An abnormal lateral (sideways) curvature of the spine.

Noun

1. an abnormal backward curve to the vertebral column