icd 9 code for myotonic dystrophy

by Norberto O'Reilly I 9 min read

ICD-9 Code 359.21 -Myotonic muscular dystrophy- Codify by AAPC.

What is the ICD 10 code for myotonic muscular dystrophy?

Myotonic muscular dystrophy 2015 Billable Thru Sept 30/2015 Non-Billable On/After Oct 1/2015 ICD-9-CM 359.21 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 359.21 should only be used for claims with a date of service on or before September 30, 2015.

What is the ICD 9 code for myotonia (acquisita)?

ICD-9 Code 359.21 Myotonic muscular dystrophy. ICD-9 Index; Chapter: 320–359; Section: 350-359; Block: 359 Muscular dystrophies and other myopathies; 359.21 - Myotonic musclr dystrphy

What is myotonic muscular dystrophy (MMD)?

ICD-9 code 359.21 for Myotonic muscular dystrophy is a medical classification as listed by WHO under the range -DISORDERS OF THE PERIPHERAL NERVOUS SYSTEM (350-359). Subscribe to Codify and get the code details in a flash.

How long does it take to diagnose myotonic dystrophy?

Myotonic muscular dystrophy Short description: Myotonic musclr dystrphy. ICD-9-CM 359.21is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 359.21should only be used for claims with a …

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What is the ICD 10 code for myotonic dystrophy?

G71. 11 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

How is myotonic dystrophy type 1 diagnosed?

Myotonic dystrophy is diagnosed by doing a physical exam. A physical exam can identify the typical pattern of muscle wasting and weakness and the presence of myotonia. A person with myotonic dystrophy may have a characteristic facial appearance of wasting and weakness of the jaw and neck muscles.Jul 5, 2017

What is the difference between Type 1 and type 2 myotonic dystrophy?

Myotonic dystrophy type 1 is caused by mutations in the DMPK gene, while type 2 results from mutations in the CNBP gene. The protein produced from the DMPK gene likely plays a role in communication within cells.

Is myotonic dystrophy the same as muscular dystrophy?

Muscular dystrophy (MD) refers to a group of nine genetic diseases that cause progressive weakness and degeneration of muscles used during voluntary movement. Myotonic dystrophy (DM) is one of the muscular dystrophies. It is the most common form seen in adults and is suspected to be among the most common forms overall.

How many weeks pregnant can you have a child born with DM?

In this situation, prospective parents can think about options for testing the pregnancy. Tests can be run to look for the repeat expansion at 10-12 weeks of pregnancy through chorionic villus sampling (CVS) or by amniocentesis after 15 weeks.

How many cells are in a pre-implantation test?

This pre-implantation genetic diagnosis (PGD) test is done after the sperm and egg are fertilized and have developed up to eight cells. At that point, one or two of those cells are removed and tested for the DM repeat expansion.

Does Athena Diagnostics offer a discount?

Note: Athena Diagnostics offers qualifying patients a substantial discount on its regular price for clinical laboratory services. If you cannot afford to pay for testing ordered from Athena, you may obtain a 75% discount off the list price if you meet certain income guidelines.

Can repeat expansions be used to predict DM?

The number of repeat expansions found by CVS or amnio are not necessarily going to be the same number that the baby has when it is born, so those numbers can be used to determine whether the baby will be affected by DM, but not to predict disease severity.

What are the problems with DM?

Some people opt against testing when they have no symptoms. Problems that may arise from a diagnosis of DM include: 1 Difficulties in obtaining insurance, such as health, disability and life 2 Prejudice in the workplace or elsewhere 3 Impact of being diagnosed with a disorder when no cure or treatment capable of slowing the progression of myotonic dystrophy currently exists.

What labs test for DM?

There are a number of labs that conduct testing for DM, including academic or institutional settings such as Baylor College of Medicine, etc., and for-profit corporations such as Athena Diagnostics and MNG Laboratories . There are a number of labs in the U.S. that offer testing for DM.

What is the CTG gene?

CTG is the type of trinucleotide repeat expansion found on the DPMK gene inherited by individuals with DM1. For individuals with myotonic dystrophy type 2, the expanded CCTG repeat is found in the CNBP gene. Individuals with mild or late onset DM1 typically have a CTG length of 50-150, often with age of onset over 50 years old with symptoms such as ...

What is EMG testing?

Electromyography (EMG) is a highly effective tool to identify the presence of myotonia in people with DM1 or DM2.

How long is a CTG?

Babies with congenital onset DM have a CTG length of 800 or more, with age of onset at birth and exhibiting symptoms such as floppiness, breathing and feeding problems. For individuals with adult-onset myotonic dystrophy type 2, in general, repeat lengths less than 28 are considered normal, while repeats greater than 75 up to 1,000 are associated ...

What is MNG panel?

For patients presenting with ambiguous symptoms of muscular dystrophy, MNG offers a Comprehensive Muscular Dystrophy/Myopathy panel. This phenotype-driven panel includes coverage of over 400 genes with clinical relevance to myopathy and muscular dystrophy, single-exon resolution copy number analysis, and complimentary mtDNA sequencing with deletion analysis.

Why do people opt against testing for DM?

Some people opt against testing when they have no symptoms. Problems that may arise from a diagnosis of DM include: Impact of being diagnosed with a disorder when no cure or treatment capable of slowing the progression of myotonic dystrophy currently exists.

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