Fig. 1
From: Relationship between lymphocytes and idiopathic macular hole
IMH parameters measured using OCT. a maximum base diameter; b minimum diameter; c, d arm length; e, f curvilinear distance between the break of the outer membrane and the starting point of photoreceptor detachment; g area of the intraretinal cyst; h height. MHI = h/a; THI = h/b; DHI = b/a; HFF = (c + d)/a; MHCI = (e + f)/a