Below are the main rubriks (i.e strongest indications or symptoms) of Arnica in traditional homeopathic usage, not approved by the FDA.
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Rattling in the chest.
Pain, as of a bruise and of compression in the chest.
Burning or rawness in the chest.
Sensation of soreness of the ribs.
Pain from liver up through l. chest and down l. arm, veins of hands swollen, purplish; sudden pain as if heart squeezed or had got a shock (angina pectoris).
Heart strained; irritable; stitches in; from l. to r.
Painful pricking in the heart, with fainting fits.
Beating, and palpitation of the heart.
Pulse very variable, mostly hard, full and quick.
Respiration short, panting, difficult, and anxious.
Oppression of the chest and difficulty of breathing.
Respiration frequently slow and deep.
Shootings in the chest and sides, with difficulty of respiration, aggravated by coughing, but breathing deeply, and by movement; better from external pressure.
Stitches in the chest (l.), aggravated from a dry cough, with oppression of breathing; agg. from motion, amel. from external pressure.
Dry, short cough, produced by a titillation in the larynx.
Cough at night during sleep.
Paroxysm of cough, preceded by tears, and cough with children after having wept and sobbed from caprice and waywardness.
Whooping-cough; child cries before the cough comes on; and after.
Cough with bloodshot eyes, or nose-bleed.
Even yawning provokes a cough.
Cough with expectoration of blood; the blood is clear, frothy, mixed with coagulated masses and mucus.
Even without cough there is expectoration of black, coagulated blood after every corporeal effort.
Inability to eject the mucus; what the cough detaches is therefore swallowed.
On coughing, shooting pains in the head, or a bruise-like pain in the chest.
Breath fetid; short, and panting.
Excessive difficulty of breathing.
Cough worse in the evening till midnight, from motion, in the warm room, and after drinking.≡ more ...