What does costalgia mean?
Costalgia is a relatively rare medical term denoting pain situated in the ribs or the surrounding costal region of the chest wall. The word combines the Greek-derived element 'cost-', relating to the ribs (as seen in 'costal' and 'intercostal'), with the familiar suffix '-algia', meaning pain, which also appears in 'neuralgia' and 'myalgia'. In clinical use, costalgia typically describes discomfort that worsens with deep breathing, coughing, or pressure on the chest, and it may arise from strained muscles, inflamed cartilage, or irritation of the intercostal nerves that run between the ribs. Although the term appears in older and some contemporary medical writing, modern practitioners more often name the specific cause — such as costochondritis or intercostal neuralgia — making costalgia a somewhat historical or descriptive label. For readers, it is useful chiefly as an example of how anatomical roots combine to produce precise medical vocabulary.
nounPain in the ribs or in the region of the ribs; a medical term for pain arising from the costal (rib) area of the chest.
- Pain in or around the ribs, especially involving the chest wall or intercostal structures.
"After the fall, the patient complained of persistent costalgia whenever she took a deep breath."
"The physician noted tenderness along the left rib cage and recorded a diagnosis of costalgia."
"Chronic costalgia can make even breathing deeply an uncomfortable experience."
Despite its resemblance to 'nostalgia', costalgia has nothing to do with wistful memories — it's literally an ache in your ribs, built from the Greek words for 'rib' and 'pain'.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of costalgia
The word costalgia derives from the Latin word 'costa', meaning rib, which itself traces back to the Greek 'kostos' with the same meaning, combined with the Greek-derived suffix '-algia', from 'algos', meaning pain. It entered English medical terminology through the same pattern that produced related coinages such as neuralgia and myalgia, which flourished in nineteenth-century medical vocabulary. Its closest relatives are the adjectives costal and intercostal, both built on the identical rib root.
Related word forms
How costalgia is actually used
A technical, chiefly medical term encountered in clinical contexts rather than everyday speech; it is uncommon and may be unfamiliar even to many general readers. In modern practice, clinicians often prefer more specific terms such as 'intercostal neuralgia' or 'costochondritis' when the underlying cause is known.
Easily confused with costalgia
Nostalgia is a sentimental longing for the past, whereas costalgia is physical pain located in the ribs; they share only the Greek suffix '-algia' meaning pain.
Neuralgia is nerve pain anywhere in the body, while costalgia specifically denotes pain in the rib region (often caused by irritated intercostal nerves).