Epiphyseal enlargement occurs in -: (A) Paget's disease, (B) Sheurmann's disease, (C) Epiphyseal dysplasia, (D) Hemophilia
Answer is D. Epiphyseal enlargement

Most common causes of epiphyseal enlargement are chronic inflammation (e.g. JRA) or chronic increase in blood flow. Causes of Epiphyseal enlargement are:-

a) Solitary (Enlargement of particular epiphysis)

Post-inflammatory (JRA, Septic arthritis)
Perthe's disease (in repair stage)
Status post hip dislocation
Hemophilia (Hemophilic arthropathy)
Turner syndrome
Klippel-trenaunay syndrome (angiohypertrophy syndrome)
Kascibach - Merritt syndrome
Beckwith - Wiedemann syndrome (Hemihypertrophy)
Trevor disease (Dysplasia epiphysealis hemimelica)

b) Generalized

Hyperthyroidism   
Acromegaly or cerebral gigantism         
Adrenogenital syndrome   iv) Rickets
Spondyloepiphyseal dysplasia
McCune-Albright syndrome
Kniest syndrome