An example of a 4-generation medical pedigree

Patient denoted with arrow. From top, left to right: I. 1 = Paternal grandfather, died age 82 of unknown cause; I-2 paternal grandmother, alive age 77; I-3 maternal grandfather, died age 66, history of MI and hyperlipidemia; I-4 maternal grandmother, alive age 70. II-1 Father age 57; II-2 Mother, alive age 54 with coronary disease onset at age 52; II-3 Maternal uncle, alive age 52, with coronary disease onset at age 49; II-4 Maternal aunt, age 48; II-5 husband of II-4, age 50. III-1 sister, age 35; III-2 a sibling (gender unknown) who died at birth; III-3 patient, age 32; III-4 patient's husband, age 36; III-5 brother, age 31 with hyperlipidemia; III-6 brother, age 28 with hyperlipidemia; III-7 female cousin, age 20. IV-1 daughter, age 3.