Table 1

Descriptive data on iron parameters of the relatives, sorted by HJV and HFE genotype

CodeaSexYear of birthHFE genotypeHJV genotypeCurrent
Iron removed/ageb, g/years1970s
TS, %Ferritin, μg/LUrinary hepcidin, M Int/mmol creatTS, %DFO-testc Mmol
B III-54de 1956 Ht Ho 87 56 0.04i 1.02 93 159j 
B III-7e 1943 Ho Ht 53 76 2.50 0.23 53 32.3 
B III-12ef 1951 Ho Ht 71 36 0.60i 0.53 89 32.9 
B II-12e 1924 Ho Ht 60 96 0.83 0.37 86 107k 
B III-85e 1950 Ho Ht 21 30 0.10i 0.36 83 36.9 
B III-86g 1953 Ho Ht 58 147 1.56 0.12 85 45.0 
B III-2 1937 Ht Ht 30 304 2.98 NA 44 19.0 
B III-5 1940 Ht Ht 27 185 6.12 NA 38 28.0 
B III-10 1947 Ht Ht 29 107 2.91 NA 40 17.1 
B III-48 1943 Ht Ht 34 190 8.30 NA 43 19.1 
B III-50 1945 Ht Ht 23 30 0.04 NA 35 31.2 
B III-52f 1949 Ht Ht 46 62 0.75 NA 46 17.6 
B III-87 1956 Ht Ht 23 351 6.32 NA 55 22.0 
B III-3f 1938 Ho Wt 65 354 1.93 0.89 87 46.0 
B III-88eh 1959 Ho Wt 39 53 0.31 0.30 57 21.1 
B III-89eh 1959 Ho Wt 51 87 1.06i 0.28 54 23.2 
B III-1 1936 Ht Wt 24 275 5.35 NA 41 16.8 
B III-4 1939 Ht Wt 18 310 7.77 NA 45 28.8 
B III-11 1949 Ht Wt 24 56 2.07 NA 38 29.5 
B III-9f
 
M
 
1946
 
Wt
 
Wt
 
58
 
821
 
5.13
 
NA
 
40
 
17.1
 
Reference values    < 50  0.52-7.83l NA < 50 < 30.3 
Men     15-280     
Women < 50 years     6-80     
Women > 50 years     15-190     
CodeaSexYear of birthHFE genotypeHJV genotypeCurrent
Iron removed/ageb, g/years1970s
TS, %Ferritin, μg/LUrinary hepcidin, M Int/mmol creatTS, %DFO-testc Mmol
B III-54de 1956 Ht Ho 87 56 0.04i 1.02 93 159j 
B III-7e 1943 Ho Ht 53 76 2.50 0.23 53 32.3 
B III-12ef 1951 Ho Ht 71 36 0.60i 0.53 89 32.9 
B II-12e 1924 Ho Ht 60 96 0.83 0.37 86 107k 
B III-85e 1950 Ho Ht 21 30 0.10i 0.36 83 36.9 
B III-86g 1953 Ho Ht 58 147 1.56 0.12 85 45.0 
B III-2 1937 Ht Ht 30 304 2.98 NA 44 19.0 
B III-5 1940 Ht Ht 27 185 6.12 NA 38 28.0 
B III-10 1947 Ht Ht 29 107 2.91 NA 40 17.1 
B III-48 1943 Ht Ht 34 190 8.30 NA 43 19.1 
B III-50 1945 Ht Ht 23 30 0.04 NA 35 31.2 
B III-52f 1949 Ht Ht 46 62 0.75 NA 46 17.6 
B III-87 1956 Ht Ht 23 351 6.32 NA 55 22.0 
B III-3f 1938 Ho Wt 65 354 1.93 0.89 87 46.0 
B III-88eh 1959 Ho Wt 39 53 0.31 0.30 57 21.1 
B III-89eh 1959 Ho Wt 51 87 1.06i 0.28 54 23.2 
B III-1 1936 Ht Wt 24 275 5.35 NA 41 16.8 
B III-4 1939 Ht Wt 18 310 7.77 NA 45 28.8 
B III-11 1949 Ht Wt 24 56 2.07 NA 38 29.5 
B III-9f
 
M
 
1946
 
Wt
 
Wt
 
58
 
821
 
5.13
 
NA
 
40
 
17.1
 
Reference values    < 50  0.52-7.83l NA < 50 < 30.3 
Men     15-280     
Women < 50 years     6-80     
Women > 50 years     15-190     

CRP (< 10 mg/L), Hb (M: 8.1-10.7 mmol/L; W: 7.3-9.7 mmol/L), MCV (M: 84-103 fl; W: 85-104 fl), and ALAT (< 45 U/L) are within reference values for all individuals, except for male II-12, whose Hb was fairly high (11.5 mmol/L) and for male III-50, whose ALAT was slightly increased (48 U/L).

Ho indicates homozygous for the mutation; Ht, heterozygous for the mutation; Wt, wildtype for the mutation; NA, not applicable.

a

These are the codes as used before; roman numerals indicate the generation.

b

Grams of iron removed were calculated by multiplying the number of phlebotomies by 0.20 g (assuming 500 mL whole blood was withdrawn per phlebotomy).

c

Urinary iron concentration in 24 hrs after administration of 1000 mg Desferrioxamine intramuscular (DFO-test).

d

Proband; the proband in the studies in the early 1970s was his sister (Ba, III-512) who was born in 1947 and died in 1998 (1970s: TS: 78%; DFO-test: 376 μmol; liver iron content: 64.2 mmol/100 g dry weight).

e

Currently on maintenance therapy with phlebotomies.

f

Alcohol consumption > 15 units per week.

g

Phlebotomized in the past.

h

III-88 and III-89 are monozygotic twins.

i

Date of last phlebotomy less than 4 weeks in the past or unknown.

j

Liver iron content: 32.4 mmol/100 g dry weight.

k

Liver iron content: 17.1 mmol/100 g dry weight.

l

Based on the range of values observed in 20 healthy individuals.

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