RT Journal A1 Wessel HU T1 DIfferentialdiagnose innerer krankheiten. JF A.M.A. Archives of Internal Medicine JO A.M.A. Archives of Internal Medicine YR 1959 FD August 1 VO 104 IS 2 SP 344 OP 345 DO 10.1001/archinte.1959.00270080170031 UL http://dx.doi.org/10.1001/archinte.1959.00270080170031 AB Dr. Hegglin's differential diagnosis of diseases of internal medicine has gained wide acclaim in Europe. This is the sixth revised and augmented German edition since 1952. The book is also available in Italian and Spanish. A chapter on paralyses of the muscles of voluntary movement has been added in the present edition.The foreword is preceded by a word by Pascal which is repeated here because it defines the scope of the book: "Puis' quon ne peut etre universel et savoir tout ce qui peut se savoir sur tout, il faut savoir peut de tout. Car il est bien plus beau de savoir quelque chose de tout que de savoir tout d'une chose." Within this scope, the book gives an astoundingly complete picture of differential diagnostic problems in internal medicine. The correlation of the clinical findings with the underlying physiologic mechanism is stressed. In each chapter, the problems of differential