| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Vertical retraction syndrome | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital retraction of nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Central retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Attic retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Posteromarginal retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of mediastinum | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retractile mesenteritis | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation - delivered | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation - delivered with postnatal complication | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation with antenatal complication | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation with postnatal complication | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retracted nipple in pregnancy, the puerperium or lactation unspecified | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retracted nipple in pregnancy, the puerperium or lactation NOS | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Tympanic atelectasis | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Retraction of stoma | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of colostomy | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of ileostomy | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| On examination - retraction of nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| On examination - tympanic membrane retracted | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Costosternoplasty for pectus excavatum repair | Direct morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| On examination - tympanic membrane retracted | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Tympanic atelectasis | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Retracted nipple in pregnancy, the puerperium or lactation unspecified | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation - delivered with postnatal complication | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation with postnatal complication | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Attic retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Central retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of mediastinum | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| On examination - retraction of nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Posteromarginal retraction pocket of tympanic membrane | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of stoma | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation with antenatal complication | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retracted nipple in pregnancy, the puerperium or lactation NOS | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of ileostomy | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of colostomy | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy, the puerperium or lactation - delivered | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Abnormal retraction of lower eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of upper eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple in pregnancy | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of nipple during lactation | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of tongue | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormal retraction of eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Retrusion of upper lip | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retrusion of lower lip | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormal retraction of eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction pocket of left tympanic membrane of ear | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction pocket of bilateral tympanic membranes of ears | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Retraction pocket of bilateral tympanic membranes of ears | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction pocket of right tympanic membrane of ear | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of left nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of right nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of bilateral eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Abnormal retraction of bilateral eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of bilateral lower eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of bilateral lower eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Retractile testis | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital retraction of nipple | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of right upper eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of right lower eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of right eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of left upper eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of left lower eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of left eyelid | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormal retraction of bilateral eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital abnormal retraction of bilateral eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Abnormal retraction of bilateral upper eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Abnormal retraction of bilateral upper eyelids | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Retraction of bilateral nipples | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retraction of bilateral nipples | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 2 | 
| Retracted nipple in pregnancy, the puerperium or lactation NOS | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 | 
| Retracted nipple in pregnancy, the puerperium or lactation unspecified | Associated morphology | False | Abnormal retraction | Inferred relationship | Existential restriction modifier | 1 |