Shortness of breath in a 68 y/o man

Test Results 3

Results of appropriate testing return and are shown:

Test (units) Result Results (SI Units)
CBC with differential Normal
Serum ferritin 100 ng/mL 100 ug/L
  • Fat pad biopsy: Amorphous extracellular pink deposits with hematoxylin and eosin stain and apple-green birefringence under polarized microscopy on Congo red staining.