Schneiderman Prelims Vol-I. qxd

ACQUIRED
Hyperchromic heterochromia
Foreign body 
Surv Ophthalmol 28:409–411, 1984
Hyphema (hemorrhage in anterior chamber of eye) 
Iris abscess
Melanoma of iris, including metastatic iris melanoma
Br J Ophthalmol 63:744–749, 1979
Melanosis bulbi (vs. pigment in anterior layers of iris) 
Metallic siderosis (intravascular iron fragments) 
Neovascularization (rubeosis iridis or hyperemia of iris) 
Neurofibromatosis
Nevus of iris, including iris nevus (Cogan–Reese) syndrome
Can J Ophthalmol 13:287–290, 1978
Romberg’s syndrome (facial hemiatrophy) 
Scleroderma, periorbital 
Am J Ophthalmol 90:858–861, 1980
Trauma – perforating injuries or contusions to eye
Xanthogranuloma 
Klin Monatsbl Augenheilkd 205:47–49, 1994
Hypochromic heterochromia
Anemia
Coloboma or micrcornea
Diabetic rubiosis iridis
Glaucoma cyclitis crisis (Posner–Schlossman syndrome) 
Horner’s syndrome 
Br J Ophthalmol 82:1095, 1998
Idiopathic
Iris atrophy
Iritis or iridocyclitis due to localized or generalized disease
like tuberculosis, rheumatoid arthritis, syphilis, herpes zoster,
Fuchs heterochromic iridocyclitis 
Ophthalmologica
209:289–291, 1995
Ischemic neovascularization
Infiltration of iris by non-pigmented tumor
Metastic neuroblastoma with involvement of ophthalmic
sympathetic nerve
HYPERHIDROSIS
Int J Derm 38:561–567, 1999; JAAD 20:713–726, 1989
GENERALIZED HYPERHIDROSIS
SPINAL CORD INJURIES 
Profuse sweating of face, neck, upper trunk with lesions at or
above T6
Autonomic dysregulation
Congenital autonomic dysfunction with universal pain loss
Ghatan p.247, 2002, Second Edition
Orthostatic hypotension
Paraplegia 
Arch Neurol 34:536–539, 1977
Post-traumatic syringomyelia