Despite being very resistant may have rachitis, a disease that leaves the shell soft due to protein deficiency.
Cheadle published the first observation on acute rachitis after J . O . L . M�ller, calling the disease infantile scurvy.
Jacobi contributed chapters on the care and nutrition of children, diphtheria, and dysentery to Gerhardt's " Handbuch der Kinderkrankheiten " ( T�bingen, 1877 ), and on diphtheria, rachitis, and laryngitis to Pepper's " System of Practical Medicine " ( Philadelphia ), and has published lectures and reports on midwifery and female and infantile disease, and articles in medical journals.
childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorus Synonyms: rickets,