Low plasma potassium level can cause muscle weakness, lassitude, constipation as well as rhabdomyolysis and arrhythmias, when severe. In muscle, low plasma potassium increases resting membrane potential (hyperpo-larization) of myocytes that tend to make muscle more refractory to excitation, leading to muscle weakness. Hy-pokalemia can be associated with a… (More)
USG is a cost-effective and dynamic way to interrogate superficial lumps and bumps. We present a pictorial review of the USG findings in various "lumps and bumps" of the foot and ankle.