| Diabetic neuropathies |
| A. Diffuse neuropathy |
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- Primarily small-fiber neuropathy
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- Primarily large-fiber neuropathy
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- Mixed small- and large-fiber neuropathy (most common)
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- Sudden death (malignant arrhythmia)
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- Diabetic gastroparesis (gastropathy)
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- Diabetic enteropathy (diarrhea)
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- Colonic hypomotility (constipation)
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- Diabetic cystopathy (neurogenic bladder)
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- Female sexual dysfunction
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- Distal hypohydrosis/anhidrosis
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- Abnormal pupillary function
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| B. Mononeuropathy (mononeuritis multiplex) (atypical forms) |
- Isolated cranial or peripheral nerve (eg, CN III, ulnar, median, femoral, peroneal)
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- Mononeuritis multiplex (if confluent may resemble polyneuropathy)
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| C. Radiculopathy or polyradiculopathy (atypical forms) |
- Radiculoplexus neuropathy (ie, lumbosacral polyradiculopathy, proximal motor amyotrophy)
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| Nondiabetic neuropathies common in diabetes |
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- Chronic inflammatory demyelinating polyneuropathy
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- Radiculoplexus neuropathy
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- Acute painful small-fiber neuropathies (treatment-induced)
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