Meralgia paresthetica is a compression neuropathy of the lateral femoral cutaneous nerve at the groin.
The patient in this case, who was on a complex anticoagulant regiment, had anterior thigh pain secondary to a retroperitoneal bleed.
Thus any acute lower extremity neurologic dysfunction should lead to consideration off retroperitoneal bleed in a patient on anticoagulation in addition to consideration of a cerebrovascular accident.
On with the case:
A rare cause of meralgia paresthetica is hypothroidism.