| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Ectodermal dysplasia trichoodontoonychial type | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 4 | 
| Teebi Shaltout syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Chondroectodermal dysplasia with night blindness syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 6 | 
| Conductive deafness, ptosis, skeletal anomalies syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Wiedemann Steiner syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Curly hair, acral keratoderma, caries syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 5 | 
| Trichoodontoonychial dysplasia | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Hallermann-Streiff syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Arthrogryposis and ectodermal dysplasia syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 8 | 
| Alopecia, epilepsy, intellectual disability syndrome Moynahan type | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Diabetes, hypogonadism, deafness, intellectual disability syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Autosomal recessive hypohidrotic ectodermal dysplasia syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Lack of luster of hair | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Normal hair | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Barber-Say syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 5 | 
| Ischemic alopecia due to birth injury | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Sparse hair | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Taurodontia with absent teeth and sparse hair syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Incontinentia pigmenti syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Scarring alopecia due to lepromatous leprosy | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Habit tic affecting hair | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Autosomal dominant preaxial polydactyly, upper back hypertrichosis syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Linear hypopigmentation and craniofacial asymmetry with acral, ocular and brain anomalies | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 4 | 
| Mandibulofacial dysostosis with alopecia | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Acne keloidalis | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Global developmental delay, alopecia, macrocephaly, facial dysmorphism, structural brain anomalies syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Alopecia, psychomotor epilepsy, periodontal pyorrhea, intellectual disability syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Transmembrane protein 94-associated congenital heart defect, facial dysmorphism, developmental delay syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 3 | 
| Pigmentation defects, palmoplantar keratoderma, skin carcinoma syndrome | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 4 | 
| Shaving of hair | Procedure site - Direct | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Preoperative shaving of skin | Procedure site - Direct | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Loss of hair | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Poor hair growth | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Partial failure of hair growth | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Hair growth normal | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Hypertrichosis caused by drug | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Hirsutism caused by drug | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Alopecia due to disorder of thyroid gland | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Alopecia due to iron deficiency | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Anagen effluvium caused by toxic substance | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Waardenburg syndrome type 2 | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Waardenburg syndrome type 1 | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Scarring alopecia due to and following radiotherapy | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Scarring alopecia due to infectious disease | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 2 | 
| Postmenopausal frontal fibrosing alopecia | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 4 | 
| Electrolysis of hair | Procedure site - Direct | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| [X]Other congenital malformations of hair | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Polytrichia | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier |  | 
| On examination - hair NOS | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier |  | 
| Assisting with hair styling | Procedure site - Direct | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Unspecified congenital anomalies of hair | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital alopecia NOS | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Specified hair anomalies NOS | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Removal of hair NEC | Procedure site - Direct | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Alopecia unspecified | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Assisting with washing hair | Procedure site - Direct | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Alopecia NOS | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Hypertrichosis NOS | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier |  | 
| Hair color variations NOS (disorder) | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier |  | 
| Epilation NEC | Procedure site - Direct | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital alopecia, unspecified | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cadaverised hairs | Finding site | True | Hair structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cadaverised hairs | Finding site | False | Hair structure | Inferred relationship | Existential restriction modifier |  |