\tikzsetnextfilename{Chronische-Therapie-AVNRT}

    \begin{tikzpicture}[node distance=2cm]
    
    \node (about) [about, text width=3cm] {\textbf{\gls{avnrt}}};
    \node (sym) [decision, aspect=1.5, below of=about, yshift=-1.0cm, text width=3cm] {symptomatisch};
    \draw [arrow] (about) -- (sym);

    \node (abl) [decision, aspect=1.5, below of=sym, yshift=-3.0cm, xshift=-1.5cm, text width=3cm] {Ablationskandi-dat/der Patient bevorzugt eine Ablation};
    \node (therapy1) [therapy, right of=sym, xshift=6cm, text width=2.5cm] {klinische Nachuntersuchungen ohne Behandlung};
    \draw [arrow] (sym.south) -- +(0,-0.75) -| node [pos=0.25, yshift=0.35cm] {ja} (abl);
    \draw [arrow] (sym.south) -- +(0,-0.75) -| node [pos=0.25, yshift=0.35cm] {nein, oder kaum symptomatisch} (therapy1);
    \draw [arrow] (therapy1) -- node [text width=3cm, yshift=0.75cm] {Überprüfung der Symptome} (sym);

    \node (therapy2) [therapy, below of=abl, yshift=-2.5cm, text width=3cm] {Ablation des langsamen Leitungsbündels};
    \node (therapy3) [therapy, right of=abl, yshift=-4.5cm, xshift=6cm, text width=3cm] {$\beta$-Blocker, Diltiazem oder Verapamil};
    \draw [arrow] (abl) -- node [xshift=2.25cm, text width=4cm] {ja} (therapy2);
    \draw [arrow] (abl.east) -| node [pos=0.90, xshift=0.60cm] {nein} (therapy3);
    \draw [arrow] (therapy3) -- node [text width=3cm, yshift=1cm] {wenn ineffektiv, Ablation in Erwägung ziehen} (therapy2);

    \node (therapy4) [therapy, below of=therapy3, xshift=-3cm, yshift=-1.5cm, text width=3cm] {Flecainid oder Propafenon*};
    \node (therapy5) [therapy, below of=therapy3, xshift=3cm, yshift=-1.5cm, text width=4cm] {Amiodaron, Digoxin, Dofetilid oder Sotalol};
    \draw [arrow] ([xshift=-1cm]therapy3.south) -- +(0,-1) -| node [pos=0.1, yshift=0.40cm, xshift=2cm] {wenn ineffektiv} (therapy4);
    \draw [arrow] ([xshift=-1cm]therapy3.south) -- +(0,-1) -| (therapy5);

    \draw [] (therapy4.south) -- +(0,-0.95);
    \draw [arrow] (therapy5.south) -- +(0,-1) -| node [pos=0.25, yshift=-0.50cm] {wenn ineffektiv, Ablation in Erwägung ziehen} (therapy2);

    
    \end{tikzpicture}