A patient ingested contraband hashish in rubber balloons, as demonstrated on abdominal roentgenograms. One balloon ruptured, and intoxication resulted. This patient developed an unusual and previously unreported sign of transient pupillary asymmetry. Initial and subsequent x-ray films were used to follow the passage of the "foreign bodies."
Lopez HH, Goldman SM, Liberman II, Barnes DT. Cannabis—Accidental Peroral IntoxicationThe Hashish Smuggler Roentgenographically Unmasked. JAMA. 1974;227(9):1041–1042. doi:10.1001/jama.1974.03230220031010
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