MEDICO-CHIRURGICAL TRANSACTIONS. PUBLISHED BY THE ROYAL MEDICAL AND CHIIRURGICAL SOCIETY OF LONDON. VOLUME THE SIXTY-THIRD. LONDON: LONGMANS, GREEN, READER, AND DYER, PATERNOSTER ROW. 1880. i........OO.EOHTR:IJRQIOA .'.TRANSACTIONS.- THE ROYAL MEDICAL AND. CIUURGICAL SOCIETY * ~~~or LONDON. SECOND SERIES. VOLUME THE FORTY-PffmT LONDON: LONGMANS, G[REN, READER, AND DYER, PATERNOSTER ROW. 1880. PRINTED BY J. E. ADLARD, BARTHOLOXEW COSE. ROYAL MEDICAL AND CHIRURGICAL SOCIETY OF LONDON. PATRON. THE QUEEN. OFFICERS AND COUNCIL, ELECTED MARCH 1, 1880. 8resihet,t JOHN ERIC ERICHSEN, F.R.S. rCHARLES BLAND RADCLIFFE, M.D. ALFRED BARING GARROD, M.D., F.R.S. VICE-PRESIDENTS. BARNARD WIGHT HOLT. LJOHN BIRKETT. r WILLIAM WEGG, M.D. TREASURERS. l JOHN COOPER FORSTER. { REGINALD EDWARD THOMPSON, M.D. SECRETARIES. TIMOTHY HOLMES. GEORGE JOHNSON, M.D., F.R.S. LIBRARIANS. L l JOHN WHITAKER HULKE, F.R.S. r JOHN LANGDON H. DOWN, M.D. CHARLES HILTON FAGGE, M.D. SAMUEL FENVICK, M.D. JOHN HARLEY, M.D. OTHER MEMBERS J GEORGE ROPER, M.D. OF COUNCIL. ] FREDERICK JAMES GANT. CHRISTOPHER HEATH. FRANCIS MASON. JOHN MORGAN. ALFRED WILLETT. THE ABOVE FORM THE COUNCIL. RESIDENT ASSISTANT-LIBRARIAN. BENJAMIN ROBERT WHEATLEY. A LIST OF THE PRESIDENTS OF THE SOCIETY FROM ITS FORMATION. ELECTED 1805. WILLIAM SAUNDERS, M.D. 1808. MATTHEW BAILLIE, M.D. 1810. SIR HENRY HALFORD, BART., M.D., G.C.H. 1813. SIR GILBERT BLANE, BART., M.D. 1815. HENRY CLINE. 1817. WILLIAM BABINGTON, M.D. 1819. SIR ASTLEY PASTON COOPER, BART., K.C.H., D.C.L. 1821. JOHN COOKE, M.D. 1823. JOHN ABERNETHY. 1825. GEORGE BIRKBECK, M.D. 1827. BENJAMIN TRAVERS. 1829. PETER MARK ROGET, M.D. 1831. SIR WILLIAM LAWRENCE, BART. 1833. JOHN ELLIOTSON, M.D. 1835. HENRY EARLE. 1837. RICHARD BRIGHT, M.D., D.C.L. 1839. SIR BENJAMIN COLLINS BRODIE, BART., D.C.L. 1841. ROBERT WILLIAMS, M.D. 1843. EDWARD STANLEY. 1845. WILLIAM FREDERICK CHAMBERS, M.D., K.C.H. 1847. JAMES MONCRIEFF ARNOTT. 1849. THOMAS ADDISON, M.D. 1851. JOSEPH HODGSON. 1853. JAMES COPLAND, M.D. 1855. CIESAR HENRY HAWKINS. 1857. SIR CHARLES LOCOCK, BART., M.D. 1859. FREDERIC CARPENTER SKEY. 1861. BENJAMIN GUY BABINGTON, M.D. 1863. RICHARD PARTRIDGE. 1865. SIR JAMES ALDERSON, M.D., D.C.L. 1867. SAMUEL SOLLY. 1869. SIR GEORGE BURROWS, BART., M.D., D.C.L. 1871. THOMAS BLIZARD CURLING. 1873. CHARLES JAMES BLASIUS WILLIAMS, M.D. 1875. SIR JAMES PAGET, BART., D.C.L., LL.D. 1877. CHARLES WEST. M.D. 1879. JOHN ERIC ERICHSEN. FELLOWS OF THE SOCIETY APPOINTED BY THE COUNCIL AS REFEREES OF PAPERS. FOR THE SESSION OF 1880-81. BARCLAY, ANDREW WHYTE, M.D. BARWELL, RICHARD. BRUNTON, THOMAS LAUDER, M.D., F.R.S. BURROWS, SIR GEORGE, BART., M.D., D.C.L., F.R.S. CHOLMELEY, WILLIAM, M.D. CHURCH, WILLIAM SELBY, M.D. CLARK, FREDERICK LE GROS, F.R.S. DURHAM, ARTHUR EDWARD. HABERSHON, SAMUEL OSBORNE., M.D. -HAWKINS, C2ESAR HENRY, F.R.S. HEWETT, PRESCOTT GARDNER, F.R.S. HEWITT, GRAILY, M.D. HUTCHINSON, JONATHAN. LANE, JAMES ROBERT. MARSHALL, JOHN, F.R.S. MOXON, WALTER, M.D. PAVY, FREDERICK WILLIAM, M.D., F.II S POLLOCK, GEORGE DAVID. POLLOCK, JAMES E., M.D. POWELL, RD. DOUGLAS, M.D. POWER, HENRY. PR1ESTLEY, WILLIAM OVEREND, A.D REES, GEORGE OWEN, M.D., F.R.S. RINGER, SYDNEY, M.D. SANDERSON, J. BURDON, M.D., F.R.S. SAVORY, WILLIAM SCOVELL, F.R.S. SIEVEKING, EDWARD HENRY, M.D. SIMON, JOHN, C.B., D.C.L., F.R.S. SMITH, THOMAS. SOUTHEY, REGINALD, M.D. TILT, EDWARD JOHN, M.D. WEBER, HERMANN, M.D. WEST, CHARLES, M.D. WILKS, SAMUEL, M.D., F.R.S. WILLIAMS, .JOHN, M.D. WVOOD, JOHN, F.R.S. TRUSTEES OF THE SOCIETY. SIR GEORGE BURROWS, BART., M.D., D.C.L., F.R.S. CAESAR HENRY HAWKINS, F.R.S. THOMAS BLIZARD CURLING, F.R.S. TRUSTEES OF THE MARSHALL HALL MEMORIAL FUND. WALTER BUTLER CHEADLE, M.D. WILLIAM OGLE, M.D. THIOMAS SMITH. LIBRARY COMMITTEE FOR THE SESSION OF 1879-80. J. WICKHAM LEGG, M.D. JOSEPH FRANK PAYNE, M.B. J. BURDON SANDERSON, M.D., F.R.S. JOHN WILLIAMS, M.D. C. THIEODORE WILLIAMS, M.D. EDWARD BELLAMY. ROBERT FARQUHARSON, M.D. JOHN LANGTON. F. HOWARD MARSH. THOMAS P. PICK. Hon. &cs. [REGINALD E. THOMPSON, M.D. *TIMOTHY HOLMES. Hon. GEORGE JOHNSON, M.D., F.R.S. LibDs. JOHN WHITAKER HULKE, F.R.S. FELLOWS OF THB ROYAL MEDICAL AND CHIRURGICAL SOCIETY OF LONDON. EXPLANATION OF THE ABBREVIATIONS. P.-President. V.P.-Vice-President. T.-Treasurer. S.-Secretary. L.-Librarian. C.-Member of Council. The figures succeeding the words Trans. and Pro. show the number of Papers which have been contributed to the Transactions or Proceedings by the Fellow to whose name they are annexed. Referee, Sci. Com., and Lib. Com., with the dates of office, are attached to the names of those who have served on the Committees of the Society. OCTOBER, 1880. Those marked thus (t) have paid the Composition Fee in lieu of further annual subscriptions. Amongst the non-residents those marked thus (*) are entitled by composition to receive the Transactions. Elected 1846 *ABERCuOmiBIE, JOHN, M.D., Physician to the Cheltenham General Hospital; 13, Suffolk square, Cheltenham. 1877 ABERCROMBIE, JOHN, M.D., Hospital for Sick Children; 49, Great Ormond street. 1851 *ACLAND, HENRY WENTWORTH, M.D., F.R.S., Honorary Physician to H.R.H. the Prince of Wales; Regius Pro- fessor of Medicine, and Clinical Professor in the Uni- versity of O(xford. 1847 ACOSTA, ELISHA, M.D., 24, Rue de Luxembourg, St. Honor6, Paris. x FELLOWS OF THE SOCIETY. Elected 1852 ADAMS, WILLIAM, Surgeon to the Great Northiern Hospital and to the National Hospital for the Paralysed and Epi- leptic; Consulting Surgeon to the National Orthopaedic Hospital, Great Portland street; 5, Henrietta street, Cavendish square. C. 1873-4. Trans. 3. 1867 AIKIN, CHARLES ARTHUR, 7, Clifton place, Hyde park. 1837 *AINSWORTH, RALPH FAWSETT, M.D., Consulting Physician to the Manchester Royal Infirmary; Cliff Point, Lower Broughton, Manchester. 1839 ALCOCK, SIR RUTHERFORD, K.C.B., K.C.T., K.T.S., D.C.L., late H.M.'s Envoy Extraordinary at the Court of Pekin. Trans. 1. 1866 ALLBUTT, THOMAS CLIFFORD, M.A. and M.D., F.R.S., Lectuirer on the Practice of Physic at the Leeds School of Medicine, and Physician to the Leeds General Infir- mary; 35, Park square, Leeds. Tran8. 3. 1879 ALLCHIN, WILLIAM HENRY, M.B., Plhysician to the West- minster Hospital; 94, Wimpole street, Cavendish square. 1863 ALTHAUS, JULIUS, M.D., Senior Physician. to the Hospital for Epilepsy and Paralysis, Regent's park; 36, Bryan- ston street, Portman square. Tran8. 2. 1862 ANDREW, EDWYN, M.D., Hardwick House, St. John's Hill, Shrewsburv. 1862 ANDREW, JAMES, M.D., Physician to, and Lecturer on Medicine at, St. Bartholomew's Hospital; 22, Harley street, Cavendish square. S. 1878-9. Tran8. 1. 1820 ANDREWS, THOMAS, M.D., Norfolk, Virginia. 1878 ARNOLD, JOHN, Medical Officer of Health; Trinidad. 1870 ARNOTT, Rev. HENRY, Braeside, Beckenham. 1819 tARNOTT, JAMES MONCRIEFF, F.R.S., Chapel House, Lady Bank, Fifeshire, and 36, Sussex gardens, Hyde park. L. 1826-8. V.P. 1832-3. T. 1835-40. C. 1846, 1855-6. P. 1847-8. Referee, 1842-45, 1849-54, 1857-64. Lib. Com. 1836. Trans. 8. 1874 AVELING, JAMES H., M.D., Physician to the Chelsea Hos- pital for Woumen; 1, Upper Wimpole street, Cavendisl square. FELLOWS OF THE SOCIETY. Xi Elected 1836 BAIRD, ANDREW WOOD, M.D., Phiysician to the Dover Hospital; 7, Camden crescent, Dover, Kent. 1851 *BAKER, ALFRED, Surgeon to the Birmingham General Hospital; 20A, Temple row, Birmingham. 1873 *BAKER, J. WRIGHT, Senior Surgeon to the Derbyshire General Infirmary; 102, Friargate, Derby. 1865 BAKER, WILLIAM MORRANT, Assistant Surgeon to, and Lecturer on Physiology at, St. Bartholomew's Hospital; Surgeon to the Evelina Hospital for Sick Children; 26, Wimpole street, Cavendish squiare. C. 1878-9. Lib. Corn. 1876-7. Trans. 5. 1869 BAKEWELL, ROBERT HALL, M.D., Ross, Westland, New Zealand. 1839 tBALFOUR, THOMAS GRAHAM, M.D., F.R.S., Surgeon General; Coombe Lodge, Wimbledon Park. C. 1852-3. V.P. 1860-1. T. 1872. Lib. Com. 1849. Trans. 2. 1848 tBALLARD, EDWARD, M.D., Inspector, Medical Department, Local Government Board; 12, HIighbury terrace, Islington. C. 1872. V.P. 1875-6. Referee, 1853-71. Lib. Com. 1855. Trans. 5. 1866 *BANKS, JOHN THOMAS, M.D., Physician in Ordinary to the Queen in Scotland; Physician to Richmond, Whitworth, and Hardwicke Hospitals; Consulting Physician to the Coombe Hospital; Member of the Senate of the Queen's University in Ireland; 11, Merrion square east, Dublin. 1847 tBARCLAY, ANDREWWHYTE, M.D., Physician to, and Lecturer on Medicine at, St. George's Hospital; Medical Officer of Health for Chelsea; 23A, Bruton street, Berkeley square. S. 1857-60. L. 1861-2. C. 1865-6. V.P. 1872-3. Referee,1863-4, 1870-1, 1877-80. Trans. 2. 1879 BARKER, ARTHUR EDWARD JAMES, Assistant Surgeon to, and Assistant Professor of Clinical Surgery at, University College Hospital; 87, Harley street, Cavendish square. Trans. 1. 1862 BARKER, EDGAR, 21, Hyde park street. 1833 tBARKER, THOMAS ALFRED, M.D., Consulting Physician to St. Thomas's Hospital; 27, Wimpole street. C. 1844-5. V.P. 1853-4. T. 1860-2. Referee, 1848-51. Tran8. 6. xii FELLOWS OF THE SOCIETY. Elected 1876 BARLOW, THOMAS, M.D. and B.S. Lond., Assistant Physi- cian to University College Hospital, and to the Hospital for Sick Children, Great Ormond Street; 10, Montague street, Russell square. 1861 BARNES, ROBERT, M.D., Obstetric Physician to, and Lec- turer on Midwifery at, St.