Medicine Pressure difference of 5mm Hg between the two upper limbs occurs in which congenital hea disease: A TOF B TGA C HOCM D Supra -valvular aoic stenosis 💡 Explanation Pressure difference of 5mm Hg between the two upper limbs occurs in which congenital hea disease: ✓ Correct Answer: D. Supra -valvular aoic stenosis