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Symptoms and Signs – Differential Diagnosis of Polyneuropathy
PREDOMINANTLY MOTOR
• Guillain-Barré syndrome
• Porphyria
• Diphtheria
• Lead
• Hereditary sensorimotor neuropathy, types I and II
• Paraneoplastic neuropathy
PREDOMINANTLY SENSORY
• Diabetes
• Amyloidosis
• Leprosy
• Lyme disease
• Paraneoplastic neuropathy
• Vitamin B12 deficiency
• Hereditary sensory neuropathy, types I-IV
PREDOMINANTLY AUTONOMIC
• Diabetes
• Amyloidosis
• Alcoholic neuropathy
• Familial dysautonomias
MIXED SENSORIMOTOR
• Systemic diseases: renal failure, hypothyroidism, acromegaly, rheumatoid arthritis, periarteritis nodosa, systemic lupus erythematosus (SLE), multiple myeloma, macroglobulinemia, remote effect of malignant neoplasm
• Medications: isoniazid, nitrofurantoin, ethambutol, chloramphenicol, chloroquine, vincristine, vinblastine, dapsone, disulfiram, diphenylhydantoin, cisplatin, l-tryptophan
• Environmental toxins: n-hexane, methyl n-butyl ketone, acrylamide, carbon disulfide, carbon monoxide, hexachlorophene, organophosphates
• Deficiency disorders: malabsorption, alcoholism, vitamin B1 deficiency, Refsum’s disease, metachromatic leukodystrophy
PREDOMINANTLY MOTOR
• Guillain-Barré syndrome
• Porphyria
• Diphtheria
• Lead
• Hereditary sensorimotor neuropathy, types I and II
• Paraneoplastic neuropathy
PREDOMINANTLY SENSORY
• Diabetes
• Amyloidosis
• Leprosy
• Lyme disease
• Paraneoplastic neuropathy
• Vitamin B12 deficiency
• Hereditary sensory neuropathy, types I-IV
PREDOMINANTLY AUTONOMIC
• Diabetes
• Amyloidosis
• Alcoholic neuropathy
• Familial dysautonomias
MIXED SENSORIMOTOR
• Systemic diseases: renal failure, hypothyroidism, acromegaly, rheumatoid arthritis, periarteritis nodosa, systemic lupus erythematosus (SLE), multiple myeloma, macroglobulinemia, remote effect of malignant neoplasm
• Medications: isoniazid, nitrofurantoin, ethambutol, chloramphenicol, chloroquine, vincristine, vinblastine, dapsone, disulfiram, diphenylhydantoin, cisplatin, l-tryptophan
• Environmental toxins: n-hexane, methyl n-butyl ketone, acrylamide, carbon disulfide, carbon monoxide, hexachlorophene, organophosphates
• Deficiency disorders: malabsorption, alcoholism, vitamin B1 deficiency, Refsum’s disease, metachromatic leukodystrophy
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