MEDICO-CHlIRUJRGICAL TRANSACTIONS. PUBLISHE D B Y TIHE ROYAL MEDICAL AND CHIRURGICAL SOCIETY ()F LONDON. o C A, '.1 4I, VOLUME THE FORTY-FIFTH. , @{*0 LONDON: LONGMAN, GREEN, LONGMAN, AND ROBERTS, PATERNOSTER ROW. 1862. MEDICO-CHIRURGICAL TRANSACTIONS. PUBLISHED BY THE ROYAL MEDICAL AND CHIRURGICAL SOCIETY OF LONDON. SECOND SERIES. VOLUME THE TWENTY-SEVENTH. LONDON: LONGMAN, GREEN, LONGMAN, AND ROBERTS, PATERNOSTER ROW. 1862. ADVERTISEMENT. THE Council of the Royal Medical and Chirurgical Society deems it proper to state, that the Society does not hold itself in any way responsible for the statements, reasonings, or opinions set forth in the various papers, which, on grounds of general merit, are thought worthy of being published in its Transactions. VOL. XLV. a REGULATIONS relative to the publication ofthe " Proceedings of the Society." That as a general rule, the Proceedings will be issued every two months, subject to variations dependent on the extent of matter to be printed. That a Copy of the Proceedings will be sent, postage free, to every Fellow of the Society resident in the United Kingdom. "The Proceedings of the Society" may be obtained by non-members at the Society's House, 53, Berners Street, on prepayment of an annual subscription of five shillings, which may be transmitted either by post-office order or in postage stamps ;-this will include the expense of conveyance by post to any part of the United King- dom; to other places they will be sent, carriage free, through a bookseller, or by post, the receiver paying the foreign charges. That a notice of every paper will appear in the Proceedings. Authors will be at liberty, on sending their communications, to intimate to the Secretary whether they wish them to appear in the Proceedings only, or in the Proceedings and Transactions; and in all cases they will be expected to furnish an Abstract of the commu- nication. That Abstracts of the papers read will be furnished to the Journals as heretofore. ROYAL MEDICAL AND CHIRIURGICAL SOCIETY OF LONDON. PATRON. THE QUEEN. OFFICERS AND COUNCIL., ELECTED MARCH 1, 1862. BENJAMIN GUY BABINGTON, M.D., F.R.S. WILLIAM SHARPEY, M.D., F.R.S. J THOMAS HODGKIN, M.D. VICE-PRESIDENTS. 1SIR JAMES R. MARTIN, C.B., F.R.S. WILLIAM BOWMAN, F.R.S. rTHOMAS ALFRED BARKER, M.D. TREASURERS. ICHARLES HAWKINS. HENRY SIEVEKING, M.D. SECRETARIES. jrEDWARDiCHARLES HEWITT MOORE. { ANDREW WHYTE BARCLAY, M.D. LIBRARIANS. GEORGE DAVID POLLOCK. HENRY WILLIAM FULLER, M.D. GEORGE JOHNSON, M.D. WILLIAM ORLANDO MARKHAM, M.D. HENRY ALFRED PITMAN, M.D. OTHER MEMBERS WILLIAM WEGG, M.D. OP COUNCIL. JOHN ASHTON BOSTOCK. MITCHELL HENRY. BARNARD WIGHT HOLT. PAUL JACKSON. RICHARD PARTRIDGE, F.R.S. THE ABOVE FORM THE COUNCIL. TRUSTEES OF THE JAMES MONCRIEFF ARNOTT, F.R.S. SOCIETY. l JAMES COPLAND, M.D., F.R.S. RESIDENT ASSISTANT-LIBRARIAN. BENJAMIN ROBERT WHEATIEY. FELLOWS OF THE SOCIETY APPOINTED BY THE COUNCIL AS REFEREES OF PAPERS, FOR THE SESSION OF 1862-63. ARNOTT, JAMES MONCRIEFF, F.R.S. BALLARD, EDWARD, M.D. BASHAM, WILLIAM RICHARD, M.D. BRINTON, WILLIAM, M.D. BROOKE, CHARLES, M.A., F.R.S. BURROWS, GEORGE, M.D., F.R.S. BUSK, GEORGE, F.R.S. CLARK, FREDERICK LE GROS. COCK, EDWARD. FARRE, ARTHUR, M.D., F.R.S. FERGUSON, ROBERT, M.D. FERGUSSON, WILLIAM, F.R.S. GARROD, ALFRED BARING, M.D., F.R.S. GOODFELLOW, STEPHEN JENNINGS, M.D. GULL, WILLIAM WITHEY, M.D. HABERSHON, SAMUEL OSBORNE, M.D. HAWKINS, CAE:SAR HENRY, F.R.S. HEWETT, PRESCOTT GARDNER. JENNER, WILLIAM, M.D. LAWRENCE, WILLIAM, F.R.S. LUKE, JAMES, F.R.S. MAYO, THOMAS, M.D., F.R.S. MOREHEAD, CHARLES, M.D. OLDHAM, HENRY, M.D. PAGET, JAMES, F.R.S. PEACOCK, THOMAS BEVILL, M.D. RADCLIFFE, CHARLES BLAND, M.D. REES, GEORGE OWEN, M.D., F.R.S. SIBSON, FRANCIS, M.D., F.R.S. SKEY, FREDERIC CARPENTER, F.R.S. SMITH, SPENCER. SMITH, WILLIAM TYLER, M.D. SOLLY, SAMUEL, F.R.S. THOMSON, ROBERT DUNDAS, M.D., F.R S. WEST, CHARLES, M.D. 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. WILLIAM LAWRENCE. 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 WILSLIAMS, 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. C2ESAR HENRY HAWKINS. 1857. SIR CHARLES LOCOCK, BART., M.D. 1859. FREDERIC CARPENTER SKEY. 1861. BENJAMIN GUY BABINGTON, M.D. FELLOWS OF TliE 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. OCTOBER 1862. 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 1841 *JAMES ABERCROMBIE, M.D., Cape of Good Hope. 1846 *JOHN ABERCROMBIE, M.D., Physician to the Cheltenham General Hospital, 13, Suffolk square, Cheltenham. 1851 *HENRY WENTWORTH ACLAND, M.D., F.R.S., Physician to the Radcliffe Infirmary; Regius Professor of Medicine, and Clinical Professor in the ITniversity of Oxford. 1847 ELIAS ACOSTA, M.D., New York, U.S. 1842 WILLTAM ACTON, 17, Queen Anne street, Cavendish square. Trasm. 1. *ei FELLOWS OF THE SOCIETY. Elected 1851 JOHN ADAMS, Surgeon to, and Lecturer on Descriptive and Surgical Anatomy at, the London Hospital; 4, St. Helen's place, Bishopsgate street. Trans. 3. 1852 WILLIAM ADAMS, Surgeon to the Royal Orthopsedic Hospital; Lecturer on Anatomy and Surgery at the Grosvenor place School of Anatomy and Medicine; 5, Henrietta street, Cavendish square. Trans. 2. 1837 *RALPH FAWSETT AINSWORTH, M.D., Physician to the Man- chester Royal Infirmary; Cliff Point, Lower Broughton, Manchester. 1839 SIR RUTHERFORD ALCOCK, K.C.B., K.C.T., K.T.S., H.M.'s Envoy Extraordinary and Consul-General in Japan. Trans. 1. 1826 JAMES ALDERSON, M.D., F.R.S., Senior Physician to, and Lecturer on Clinical Medicine at, St. Mary's Hospital; 17, Berkeley square. S. 1829. C. 1848. T. 1849. V.P. 1852-3. Trans. 3. 1843 CHARLES JAMES BERRIDGE ALDIS, M.D., Medical Officer of Health for St. George's, Hanover square; Senior Phy- sician to the Surrey Dispensary; and Physician to the St. Paul and St. Barnabas Dispensary; 1, Chester terrace, Chester square. Trans. 2. 1850 CHARLES REVANS ALEXANDER, Suigeon to the Royal Infirmary for Diseases of the Eye; 6, Cork street, Bond street. 1836 HENRY ANCELL, 3, Norfolk crescent, Oxford square. C. 1847-8. Trans. 2. 1862 EDWYN ANDREW, M.D., Windsor House, Shrewsbury. 1862 JAMES ANDREW, M.B., Warden of the College, St. Bartho- lomew's Hospital. 1820 THOMAS ANDREWS, M.D., Norfolk, Virginia. 1819 PROFESsoR ANTOMMARCHI, Florence. 1819 tJAMES MONCRIEFF ARNOTT, F.R.S., 2, New Burlington street. L. 1826-8. V.P. 1832-3. T. 1835-40. C. 1846, 1855-6. P. 1847-8. Trans. 8. 1817 tJOHN ASHBURNER, M.D., F.L.S., 7, Hyde park place, Cumberland gate. C. 1821, 1830-1. 1851 THOMAS JOHN ASHTON, 31, Cavendish square. FELLOWS OF THE SOCIETY. iX Elected 1825 tBENJAMIN Guy BABINGTON, M.D., F.R.S., President, Physician to the Asylum for Deaf and Dumb; Con- sulting Physician to the German Hospital, and to the City of London Hospital for Diseases of the Chest; 31, George street, Hanover square. C. 1829. V.P. 1845-6. T. 1848. P. 1861-2. Trans. 2. 1838 FRANCIS BADGLEY, M.D., Holyrood House, Great Malvern. 1820 *JOHN BADLEY, Dudley, Worcestershire. 1840 WILLIAM BAINBRIDGE, late of Kingston, Surrey. 1836 ANDREW WOOD BAIRD, M.D., Physician to the Dover Hos. pital; Dover, Kent. 1851 *ALFRED BAKER, Surgeon to the Birmingham General Hos- pital, and Lecturer on Surgery at Sydenham College; Cannon street, Birmingham. 1839 tTHOMAS GRAHAM BALFOUR, M.D., F.R.S., Deputy In- spector-General of Hospitals; 10, Sumner place, Onslow square, Brompton. C. 1852-3. V.P. 1860-1. Trans. 2. 1848 EDWARD BALLARD, M.D., -Medical Officer of Health for Islington; 7, Compton terrace, Upper street, Islington. Trans. 2. 1849 THOMAS BALLARD, 10, Southwick place, Hyde park. 1847 ANDREW WHYTE BARCLAY, M.D., Librarian, Physician to, and Lecturer on Materia Medica at, St. George's Hos- pital; Medical Officer of Health for Chelsea; 23A, Bruton street, Berkeley square. S. 1857-60. L. 1861-2. Trans. 2. 1848 EDGAR BARKER, 9, Oxford square, Hyde park. 1862 EDGAR BARKER, jun., Surgeon to the Western General Dis- pensary; 5, Albion place, Hyde park square. 1833 tTHOMAS ALPRED BARKEtR, M.D., Treasurer, Senior Phy- sician to, and Lecturer on Clinical Medicine at, St. Thomas's Hospital; 71, Grosvenor street. C. 1844-5. V.P. 1853-4. T. 1860-2. Trans. 6. 1843 THOMAS HERBERT BARKER, M.D., F.R.S.E., Harpur place, Bedford. 1847 GEORGE HILARO BARLOW, M.D., Physician to, and Lecturer on Clinical Medicine at, Guy's Hospital; Physician to the Magdalen Hospital; 5, Union street, Southwark.