Description

A patient who has had an hematopoietic cell transplant (HCT) is at risk for renal dysfunction. Choi et al report factors which can help to identify those patients at greatest risk. The authors are from the City of Hope National Medical Center in Duarte, California.


 

Parameters:

(1) age of the patient at the time of HCT

(2) drug exposure for graft vs host disease (prophylaxis and/or treatment)

(3) primary diagnosis

 

Parameters

Findings

Points

age of the patient

<= 45 years

0

 

> 45 years

1

primary diagnosis

multiple myeloma

1

 

other

0

therapy with cyclosporine

no

0

 

yes

1

therapy with tacrolimus

no

0

 

yes

1

 

where:

• The relative risk for age at HCT was 1.3 per 5 year increment.

• Additional drugs may be used for graft vs host disease: prednisone, thalidomide, mycophenolate mofetil, and/or methotrexate.

 

total number of risk factors =

= SUM(points for the 3 parameters)

 

Interpretation:

• minimum number of risk factors: 0

• maximum number of risk factors: 4

• The risk of renal disease increases with the number of risk factors.

• The number of risk factors also increases with time after the HCT, with a plateau after 10 years.

 

Other factors to consider:

(1) pre-existing renal damage

(2) diabetes mellitus

(3) use of nephrotoxic drugs (aminoglcyosides, vancomycin, etc).

 


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