Raynaud's Phenomenon Causes Mnemonic

COLD HAND:

Cryoglobulins/ Cryofibrinogens
Obstruction/ Occupational
Lupus erythematosus, other connective tissue disease
Diabetes mellitus/ Drugs
Hematologic problems (polycythemia, leukemia, etc)
Arterial problems (atherosclerosis)
Neurologic problems (vascular tone)
Disease of unknown origin (idiopathic)

Drug Induced SLE (systemic lupus erythematosus) Mnemonic

Dopey Minnows Eat CHIPPPS and alfalfa sprouts

Methyl DOPA
Minocycline (can occur 2 years after starting, young females. Associated with P-ANCA).
Etanercept (Ant-TNF's can induce ANA or unmask native anti-dsDNA disease, usually not Anti-histone+)
Chlorpromazine
Hydralazine
Isoniazid
Phenytoin
Procainamide
Penicillamine (unmasks native dsDNA disease, usually not anti-Histone+; 2L's think dsDNA)
Sulfonamides 
Alfalfa sprouts (L-Canavanine) can induce SLE