Ferrum phos. is a very valuable remedy in acute articular or inflammatory rheumatic fever, having the restlessness, high fever and thirst with the soft full pulse, and copious sweat that does not give relief. NECK AND BACK . — (Ferrum phosphoricum) Crick in the neck and back. SUPERIOR EXTREMITIES . — (Ferrum phosphoricum) VIOLENT PAIN IN RIGHT SHOULDER AND UPPER ARM OF A DRAWING, TEARING NATURE, > FROM GENTLE MOTION ; sensitive to touch ; dead feeling in right hand. ACUTE INFLAMMATORY SWELLING OF RIGHT SHOULDER, VERY SENSITIVE TO TOUCH. RHEUMATIC PAINS IN RIGHT DELTOID ; UNABLE TO WORK, EVEN PRESSURE OF COAT PAINFUL. Rheumatism of wrists. FINGERS CONTRACTED BY ACUTE ARTICULAR RHEUMATISM. INFERIOR EXTREMITIES . — (Ferrum phosphoricum) SEVERE SHOOTING PAINS IN KNEES AND DOWN THE LEGS, < AT NIGHT AND BY MOTION. ANKLE GREATLY SWOLLEN AND SENSITIVE TO TOUCH. STEADY, ALMOST UNBEARABLE PAIN ABOUT FOOT AND ANKLE, SHOOTING UP INSIDE OF LEG, THEN SHOOTING THROUGH THE ANKLE. EXTREMITIES IN GENERAL . — (Ferrum phosphoricum) ACUTE ARTICULAR RHEUMATISM. ONE JOINT AFTER ANOTHER IS AFFECTED. Wrists and knees lame and swollen. JOINTS . — (Ferrum phosphoricum) SWOLLEN, PUFFY, PALE RED AND HOT. CONCOMITANTS . — (Ferrum phosphoricum) VERY SEVERE CONGESTIVE HEADACHE ; GREAT THROBBING IN HEAD. THIRST. RESTLESSNESS. HIGH FEVER ; FULL PULSE. COPIOUS SWEAT, BUT DOES NOT > PAIN. AGGRAVATIONS . — (Ferrum phosphoricum) 4 TO 6 A.M. NIGHTS. VIOLENT MOTION. AMELIORATIONS . — (Ferrum phosphoricum) VERY GENTLE MOTION (but not the articular trouble).