Disease with J

• Juvenile diabetes

  Valid—old name for type 1 diabetes, autoimmune.

• Japanese Encephalitis

  Valid—viral brain infection spread by mosquitoes.

• jungle fever

  Valid—colloquial for malaria, mosquito-borne.

• Jock itch

  Valid—fungal rash in the groin (tinea cruris).

• juvenile arthritis

  Valid—arthritis in kids; immune system misfires.

• Jacobsen syndrome

  Valid—rare genetic disorder from 11q deletion.

• jet lag

  Valid—circadian rhythm disorder from time-zone shifts.

• jaw cancer

  Valid—cancer of the jaw bone, a type of oral cancer.

• Jackson–Weiss syndrome
• Joe
• Jeans
• Jackson
• Juvenile Rheumatoid Arthritis
• jaw pain
• jaw lock

The words in the list Disease with J come from players of the word game Categories game.