Nutmeg liver is seen in -
The combination of hypoperfusion and retrograde congestion (Chronic passive congestion) acts synergistically to generate centrilobular hemorrhagic necrosis. The liver takes on a variegated mottled appearance reflecting hemorrhage and necrosis in the centrilobular regions, know as nutmeg liver.
Chronic passive congestion is seen in RHF
Right sided heart failure
Left sided heart failure
Increased pulmonary pressure
Decreased pulmonary pressure