| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Hereditary diffuse palmoplantar keratoderma (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Palmoplantar keratoderma transgrediens | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Acroerythrokeratoderma | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Progressive palmoplantar keratoderma of Greither | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Epidermolytic palmoplantar keratoderma of Vorner | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Diffuse palmoplantar keratoderma of Thost-Unna (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Haim Munk syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 3 | 
| Diffuse palmoplantar keratoderma and acrocyanosis syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 2 | 
| Palmoplantar keratoderma, 46,XX sex reversal, predisposition to squamous cell carcinoma syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 3 | 
| Palmoplantar keratoderma Nagashima type (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 2 | 
| Cerebral dysgenesis, neuropathy, ichthyosis, palmoplantar keratoderma syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 3 | 
| Palmoplantar keratoderma with clinodactyly syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 3 | 
| Autosomal dominant diffuse palmoplantar keratoderma Norrbotten type (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Hereditary palmoplantar keratoderma Gamborg Nielsen type (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Skin fragility, wooly hair, palmoplantar keratoderma syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 5 | 
| Diffuse palmoplantar keratoderma with painful fissures | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Curly hair, acral keratoderma, caries syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 7 | 
| Hypohidrosis, enamel hypoplasia, palmoplantar keratoderma, intellectual disability syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 1 | 
| Corneal intraepithelial dyskeratosis, palmoplantar hyperkeratosis, laryngeal dyskeratosis syndrome | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 2 | 
| Papillon-Lefèvre syndrome | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 2 | 
| Keratosis linearis, ichthyosis congenita, sclerosing keratoderma syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 2 | 
| Palmoplantar hyperkeratosis sclerodactyly syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 3 | 
| Knuckle pads, leukonychia, sensorineural deafness, palmoplantar hyperkeratosis syndrome (disorder) | Finding site | True | Entire skin of palmar area of hand | Inferred relationship | Some | 6 |