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Listing 11.12

Myasthenia gravis

This listing covers myasthenia gravis, a disorder causing muscle weakness that worsens with activity.

Read the full plain-language explanation

SSA looks for one of three problems that persist despite at least 3 months of following prescribed treatment: extreme trouble moving two limbs, a myasthenic crisis requiring a ventilator or the need for tube/IV feeding, or marked limits in physical plus mental functioning.

Read Listing 11.12 on ssa.gov

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What Listing 11.12 asks for

What SSA looks for — see the 3 items

We will check your records against each of these. Every item comes straight from SSA's own listing.

    • Despite at least 3 months of prescribed treatment, you have extreme trouble using two limbs — you can't stand up from sitting, keep your balance, or use your arms and hands for work tasks without help from a person or an assistive device.
    • Only one of paths A, B, or C is needed.
    Read the original wording

    Despite at least 3 months of prescribed treatment, you have extreme trouble using two limbs — you can't stand up from sitting, keep your balance, or use your arms and hands for work tasks without help from a person or an assistive device. Only one of paths A, B, or C is needed.

    (Listing 11.12, criterion A)

    • Despite treatment, weakness in your throat, tongue, jaw, or face muscles caused at least one myasthenic crisis requiring a ventilator, or made you need a feeding tube or IV nutrition through a central line.
    • Only one path is needed.
    Read the original wording

    Despite treatment, weakness in your throat, tongue, jaw, or face muscles caused at least one myasthenic crisis requiring a ventilator, or made you need a feeding tube or IV nutrition through a central line. Only one path is needed.

    (Listing 11.12, criterion B)

    • Despite at least 3 months of prescribed treatment, you have a serious (marked) limit in physical functioning AND a marked limit in at least one area of mental functioning.
    • Fatigue from myasthenia gravis counts.
    • Only one path is needed.
    Read the original wording

    Despite at least 3 months of prescribed treatment, you have a serious (marked) limit in physical functioning AND a marked limit in at least one area of mental functioning. Fatigue from myasthenia gravis counts. Only one path is needed.

    (Listing 11.12, criterion C)

How long it must last:

Criteria must be met despite adherence to prescribed treatment for at least 3 months; the impairment must have lasted or be expected to last at least 12 months.