Table 5 Five example of missing concepts validated by biomedical literature in PubMed

Pulmonary artery operation (procedure)

{(Is a, “Operation on the pulmonary trunk and arteries (procedure)”)}

20072857/“Lung cysts following pulmonary artery operations: diagnostic and therapeutic implications”

{(Method (attribute), “Surgical action (qualifier value)”),

(Procedure site (attribute),

“Pulmonary artery structure (body structure)”)}

Atrophy of choroid (disorder)

{(Is a, “Choroidal atrophy (finding)”)}

1205676/“... escapes from one of the viscera to lodge in the sensitized area of the atrophic choroid ...”

{(Is a, “Choroidal degeneration (disorder)”)}

{(Finding site (attribute), “Choroidal structure (body structure)”),

(Associated morphology, “Atrophy (morphologic abnormality)”)}

Left ventricular septal defect (disorder)

{(Is a, “Left ventricular abnormality (disorder)”)}

11083711/“... repair of a left ventricular septal  defect after acute myocardial infarction.”

“Left cardiac ventricular structure (body structure)”),

(Associated morphology,

“Morphologically abnormal structure (morphologic abnormality)”)}

Peripheral arterial stent-graft (physical object)

{(Is a, “Peripheral artery stent (physical object)”)}

10674453/“Intravascular ultrasound evaluation of peripheral arterial stent-grafts”

{(Has device intended site (attribute),

“Structure of peripheral artery (body structure)”}

Focal cortical cataract (disorder)

{(Is a, “Cortical cataract (disorder)”)}

29961989/“Focal cortical cataract due to caterpillar hair migration”

{(Finding site (attribute),

“Structure of cortex of lens (body structure)”),

(Associated morphology,

“Abnormally opaque structure (morphologic abnormality)”)}