K. Theisen

B. Reichart, K. Theisen, V. Klauss, 2001, The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation.

Coronary aneurysm after bailout stent implantation: diagnosis of a false lumen with intravascular ultrasound.

E. Regar, F. Werner, K. Theisen, 1997, Catheterization and cardiovascular diagnosis.

Long-term safety of therapy stratification in patients with intermediate coronary lesions based on intracoronary pressure measurements.

U. Siebert, J. Rieber, K. Theisen, 2002, The American journal of cardiology.

Fractional flow reserve predicts major adverse cardiac events after coronary stent

U. Siebert, J. Rieber, K. Theisen, 2002 .

Progression of cardiac allograft vascular disease as assessed by serial intravascular ultrasound: correlation to immunological and non-immunological risk factors

K. Theisen, H. Mudra, V. Klauss, 2000, Heart.

Intravascular ultrasound for assessment of coronary allograft vasculopathy

K. Theisen, V. Klauss, A. König, 2000, Zeitschrift für Kardiologie.

Functional and morphological findings in heart transplant recipients with a normal coronary angiogram: an analysis by dobutamine stress echocardiography, intracoronary Doppler and intravascular ultrasound.

B. Reichart, C. Angermann, P. Uberfuhr, 1999, The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation.

Coronary plaque morphologic characteristics early and late after heart transplantation: in vivo analysis with intravascular ultrasonography.

P. Uberfuhr, E. Regar, F. Werner, 1997, American heart journal.

Dobutamine stress echocardiography for noninvasive diagnosis of cardiac allograft vasculopathy: a comparison with angiography and intravascular ultrasound.

C. Angermann, P. Uberfuhr, K. Theisen, 1996, The American journal of cardiology.

Intraindividual variability of cardiac allograft vasculopathy as assessed by intravascular ultrasound.

P. Uberfuhr, K. Theisen, H. Mudra, 1995, The American journal of cardiology.

Prevention of Thrombosis in Percutaneous Coronary Angioplasty

K. Theisen, R. Lorenz, W. Schramm, 1986 .

Transesophageal echocardiography after orthotopic heart transplantation

C. Angermann, K. Theisen, C. Spes, 2005, The International Journal of Cardiac Imaging.

Transthoracic and Transesophageal Echocardiographic Findings After Orthotopic Heart Transplantation

C. Angermann, K. Theisen, C. Spes, 1989 .

Anatomic characteristics and valvular function of the transplanted heart: transthoracic versus transesophageal echocardiographic findings.

C. Angermann, K. Theisen, C. Spes, 1990, The Journal of heart transplantation.

Conversion of atrial fibrillation to sinus rhythm: a possible side effect of transesophageal echocardiography

C. Angermann, K. Theisen, C. Spes, 1992, The clinical investigator.

Randomized comparison of dexamethasone-eluting stents with bare metal stent implantation in patients with acute coronary syndrome: serial angiographic and sonographic analysis.

U. Siebert, J. Rieber, K. Theisen, 2007, American heart journal.

Transpulmonary contrast echocardiography: effects on delineation of endocardial border, assessment of wall motion and interobserver variability in stress echocardiograms of limited image quality

C. Angermann, K. Theisen, C. Spes, 2000, Coronary artery disease.

Combined Intravascular Ultrasound Balloon Catheter

E. Regar, J. Rieber, K. Theisen, 2005 .

Effect of the calcium antagonist diltiazem on atrioventricular conduction in chronic atrial fibrillation.

K. Theisen, J. Peters, M. Haufe, 1985, The American journal of cardiology.

Electrophysiological effects of quinidine alone and of the combination quinidine‐verapamil on av conduction in humans

K. Theisen, M. Scheininger, Abteilung Kardiologie, 1983, Clinical cardiology.

Volumes and Na+/H+ antiporter activity of lymphocytes in patients with congestive heart failure

K. Theisen, V. Klauss, M. Christ, 1994, The clinical investigator.

Altered calcium metabolism in red blood cells of hypertensives: Persistent marker or sequel of essential hypertension?

K. Theisen, M. Wehling, Karl Theisen, 1987, Klinische Wochenschrift.

Effects of aldosterone on intralymphocytic sodium and potassium in patients with essential hypertension

K. Theisen, M. Wehling, U. Kuhnle, 1989, Klinische Wochenschrift.

Detection of humoral rejection in human cardiac allografts by assessing the capillary deposition of complement fragment C4d in endomyocardial biopsies.

B. Meiser, C. Angermann, P. Uberfuhr, 1999, The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation.

The Haemodynamic and Anti-Ischaemic Effects of a Single Tablet of 80mg Isosorbide Dinitrate in Slow-Release Formulation and a Review of Nitrate Tolerance

K. Theisen, S. Silber, K. Krause, 2012, Drugs.

Induction and circumvention of nitrate tolerance applying different dosage intervals.

K. Krause, K. Theisen, S. Silber, 1987, The American journal of medicine.

Low versus medium dosage digoxin therapy in patients with heart failure. A randomized, double-blind, cross-over study

K. Theisen, W. Meister, M. Scheininger, 1986 .

The inositol-1,4,5-trisphosphate system is involved in rapid effects of aldosterone in human mononuclear leukocytes.

K. Theisen, M. Christ, M. Wehling, 1993, The Journal of clinical endocrinology and metabolism.

[Myocardial contrast echocardiography with sonicated iopromide (Ultravist 370) before and after coronary angioplasty].

K. Theisen, H. Mudra, V. Klauss, 1991, Zeitschrift fur Kardiologie.

Quality of life in long-term survivors of orthotopic heart transplantation.

M. Bullinger, C. Angermann, K. Theisen, 1992, Zeitschrift fur Kardiologie.

The Na(+)-H+ exchanger is stimulated and cell volume increased in lymphocytes from patients with essential hypertension.

K. Theisen, M. Wehling, J. Kaesmayr, 1991, Journal of hypertension.

Rapid effects of mineralocorticoids on sodium-proton exchanger: genomic or nongenomic pathway?

K. Theisen, M. Wehling, J. Kaesmayr, 1991, The American journal of physiology.

Fast effects of aldosterone on electrolytes in human lymphocytes are mediated by the sodium-proton-exchanger of the cell membrane.

K. Theisen, M. Wehling, J. Kaesmayr, 1990, Biochemical and biophysical research communications.

Fractional flow reserve predicts major adverse cardiac events after coronary stent implantation

U. Siebert, J. Rieber, K. Theisen, 2002, Zeitschrift für Kardiologie.

The dihydropyridine calcium channel blocker BAY t 7207 attenuates the exercise induced increase in plasma ANF and cyclic GMP in patients with mildly impaired left ventricular function

R. Gerzer, K. Theisen, C. Drummer, 2004, European Journal of Clinical Pharmacology.

Effects of graded exercise on blood pressure, heart rate, and plasma hormones in cardiac transplant recipients before and during antihypertensive therapy

R. Gerzer, C. Angermann, K. Theisen, 2004, The clinical investigator.

Short-term effects of oral enoximone on hemodynamics, exercise capacity, anaerobic threshold, and arrhythmias in congestive heart failure

K. Theisen, H. Mudra, V. Klauss, 1991, Klinische Wochenschrift.

Follow-up of embolic events in patients after diagnosis of atrial septal aneurysm

W. Daniel, C. Angermann, K. Theisen, 1996 .

Comparison of pressure measurement, dobutamine contrast stress echocardiography and SPECT for the evaluation of intermediate coronary stenoses. The COMPRESS trial

U. Siebert, J. Rieber, K. Theisen, 2004, International journal of cardiovascular interventions.

Differential regulation of xanthine and NAD(P)H oxidase by hypoxia in human umbilical vein endothelial cells. Role of nitric oxide and adenosine.

K. Theisen, V. Klauss, T. Gloe, 2003, Cardiovascular research.

ifferential regulation of xanthine and NAD ( P ) H oxidase by hypoxia in human umbilical vein endothelial cells

K. Theisen, T. Gloe, U. Pohl, 2003 .

Verapamil impairs secretion of stimulated atrial natriuretic factor in humans.

R. Gerzer, K. Theisen, J. Weil, 1988, Journal of the American College of Cardiology.

Three-year clinical follow-up after strontium-90/yttrium-90 beta-irradiation for the treatment of in-stent coronary restenosis.

U. Siebert, J. Rieber, K. Theisen, 2005, The American journal of cardiology.

Membrane receptors for aldosterone: a novel pathway for mineralocorticoid action.

K. Theisen, M. Christ, M. Wehling, 1992, The American journal of physiology.

Anti-ischemic effects of an 80-mg tablet of isosorbide dinitrate in sustained-release form before and after 2 weeks treatment with 80 mg once daily or twice daily.

K. Theisen, S. Silber, K. Krause, 1983, Zeitschrift fur Kardiologie.

Comparison of volumetric intravascular ultrasound analysis of acute results and underlying mechanisms from cutting balloon and conventional balloon angioplasty for the treatment of coronary in-stent restenotic lesions.

U. Siebert, J. Rieber, K. Theisen, 2002, The American journal of cardiology.

Cyclosporine versus tacrolimus (FK 506) for prevention of cardiac allograft vasculopathy.

U. Siebert, B. Meiser, B. Reichart, 2000, The American journal of cardiology.

Orthorhythmic Stimulation and Endocardial Detection as a Diagnostic Tool

K. Theisen, H. Jahrmärker, 1976 .

Antiarrhythmic Therapy with Flecainide in Combination and Comparison with Propranolol

K. Theisen, H. Stern, F. Theisen, 2012, Drugs.

Serial changes during acute cardiac allograft rejection: quantitative ultrasound tissue analysis versus myocardial histologic findings.

C. Angermann, K. Theisen, B. Kemkes, 1993, Journal of the American College of Cardiology.

Extrarenal receptor-effector-mechanisms for aldosterone: the sequence of effects on the cellular electrolyte transport in human lymphocytes and their implications for disorders of the water and electrolyte balances.

K. Theisen, M. Wehling, 1990, Acta endocrinologica.

Transcatheter closure of a ruptured ventricular septum following inferior myocardial infarction and cardiogenic shock

K. Theisen, V. Klauss, J. Schopohl, 2003, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

High affinity aldosterone binding to plasma membrane rich fractions from mononuclear leukocytes: is there a membrane receptor for mineralocorticoids?

K. Theisen, M. Christ, M. Wehling, 1991, Biochemical and biophysical research communications.

Effects of repeated increments in right atrial pressure on secretion of atrial natriuretic factor.

R. Gerzer, K. Theisen, J. Weil, 1988, The American journal of cardiology.

Acute increase in right atrial pressure by intracardiac stimulation releases atrial natriuretic peptide.

R. Gerzer, K. Theisen, F. Bidlingmaier, 1987, European heart journal.

Serial follow-up after optimized ultrasound-guided deployment of Palmaz-Schatz stents. In-stent neointimal proliferation without significant reference segment response.

E. Regar, F. Werner, K. Theisen, 1997, Circulation.

IVUS analysis of the acute and long‐term stent result using motorized pullback: Intraobserver and interobserver variability

U. Siebert, E. Regar, E. Regar, 1999, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Extracardial effects of oral ibopamine versus furosemide in patients with mild or moderate heart failure. A double-blind, randomized trial.

K. Theisen, M. Wehling, J. Zimmermann, 1990, Cardiology.

Intravenous Albunex during transesophageal echocardiography: quantitative assessment by videodensitometry and integrated backscatter analysis from unprocessed radiofrequency signals.

C. Angermann, K. Theisen, C. Spes, 1995, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography.

Cardiac changes during acute allograft rejection: evaluation by serial echocardiographic measurements over a 5-year follow-up period.

B. Reichart, C. Angermann, P. Uberfuhr, 1995, Transplantation proceedings.

Serial Doppler echocardiographic assessment of left and right ventricular filling for non-invasive diagnosis of mild acute cardiac allograft rejection.

C. Angermann, K. Theisen, C. Spes, 1992, European heart journal.

[Edge effect and late thrombosis -- inevitable complications of vascular brachytherapy?].

K. Theisen, V. Klauss, T. Schiele, 2002, Zeitschrift fur Kardiologie.

Sustained platelet activation following intracoronary beta irradiation.

S. Zahler, J. Rieber, K. Theisen, 2002, The American journal of cardiology.

Increased incidence of cholelithiasis in heart transplant recipients receiving cyclosporine therapy.

C. Angermann, K. Theisen, C. Spes, 1990, The Journal of heart transplantation.

Rapid cardiovascular action of aldosterone in man.

K. Theisen, M. Christ, M. Wehling, 1998, The Journal of clinical endocrinology and metabolism.

Diagnosis of acute rejection with cardiac ultrasound.

B. Reichart, C. Angermann, K. Theisen, 1998, Transplantation proceedings.

[Effect of aldadiene-K on the effective refractory period in the human heart].

K. Theisen, H. Jahrmärker, K. R. Koczorek, 1972, Klinische Wochenschrift.

Safety and mechanisms of intracoronary manual stepping brachytherapy as gained from serial angiographic and intravascular ultrasound studies.

U. Siebert, J. Rieber, K. Theisen, 2002, The American journal of cardiology.

Serial intravascular ultrasound analysis after intracoronary beta-radiation in long in-stent restenotic lesions

J. Rieber, K. Theisen, V. Klauss, 2002, Zeitschrift für Kardiologie.

Sulfadiazine therapy for toxoplasmosis in heart transplant recipients decreases cyclosporine concentration

C. Angermann, K. Theisen, C. Spes, 1992, The clinical investigator.

RT and systolic blood pressure variability after sympathetic stimulation during positive tilt in healthy volunteers

W. Eichinger, K. Theisen, A. Frey, 1994, Computers in Cardiology 1994.

Photoaffinity labeling of plasma membrane receptors for aldosterone from human mononuclear leukocytes.

K. Theisen, M. Christ, M. Wehling, 1992, Biochemical and biophysical research communications.

Aldosterone influences free intracellular calcium in human mononuclear leukocytes in vitro.

K. Theisen, M. Wehling, J. Kaesmayr, 1990, Cell calcium.

Fast effects of aldosterone on electrolytes in human lymphocytes are mediated by the sodium-proton-exchanger of the cell membrane

K. Theisen, M. Wehling, J. Kaesmayr, 1989 .

IMPROVED AORTOCORONARY BYPASS PATENCY BY LOW-DOSE ASPIRIN (100 mg DAILY) Effects on Platelet Aggregation and Thromboxane Formation

P. Weber, K. Theisen, P. Weber, 1984, The Lancet.

[Re-entry mechanism of ventricular tachycardias in inhomogenic repolarization. With special reference to Jervell-Lange-Nielsen syndrome and similar states and their therapy].

K. Theisen, H. Jahrmärker, 1975, Deutsche Medizinische Wochenschrift.

Crucial role of local peroxynitrite formation in neutrophil-induced endothelial cell activation.

S. Zahler, K. Theisen, V. Klauss, 2003, Cardiovascular research.

Aneurysms of coronary arteries in a patient with adult polycystic kidney disease: arteriosclerosis or involvement by the primary disease?

K. Theisen, M. Christ, M. Wehling, 1993, The clinical investigator.

The Effect of Dietary -3 Fatty Acids on Coronary Atherosclerosis

K. Theisen, H. Mudra, P. Angerer, 1999, Annals of Internal Medicine.

Evolution of angiographic restenosis rate and late lumen loss after intracoronary beta radiation for in-stent restenotic lesions.

U. Siebert, J. Rieber, K. Theisen, 2004, The American journal of cardiology.

Sirolimus-eluting stent implantation and beta-irradiation for the treatment of in-stent restenotic lesions: comparison of underlying mechanisms of acute gain and late loss as assessed by volumetric intravascular ultrasound.

U. Siebert, J. Rieber, K. Theisen, 2005, American heart journal.

Comparison of acute and long-term results and underlying mechanisms from sirolimus-eluting stent implantation for the treatment of in-stent restenosis and recurrent in-stent restenosis in patients in whom intracoronary radiation failed as assessed by intravascular ultrasound.

U. Siebert, J. Rieber, K. Theisen, 2004, The American journal of cardiology.

Impact of target lesion calcification on coronary stent expansion after rotational atherectomy.

A König, E. Regar, F. Werner, 1999, American heart journal.

J. Rieber, K. Theisen, H. Mudra, 2002, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Influence of stent design and deployment technique on neointima formation and vascular remodeling

Johannes Rieber, Volker Klauss, Andreas König, 2002, Zeitschrift für Kardiologie.

Safety of FFR-based treatment strategies: the Munich experience

U. Siebert, J. Rieber, K. Theisen, 2002, Zeitschrift für Kardiologie.

Comparison of Tc-99m sestamibi SPECT with fractional flow reserve in patients with intermediate coronary artery stenoses

R. Tiling, J. Rieber, K. Theisen, 2005, Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology.

Prevention of osteoporosis after cardiac transplantation: a prospective, longitudinal, randomized, double-blind trial with calcitriol.

U. Siebert, C. Angermann, P. Uberfuhr, 1999, Transplantation.

[Circadian behavior of blood pressure and heart rate following orthotopic heart transplantation. Studies before and during antihypertensive therapy].

C. Angermann, S. Willems, K. Theisen, 1989, Zeitschrift fur Kardiologie.

A randomized comparison of 4 doses of intracoronary adenosine in the assessment of fractional flow reserve

U. Siebert, J. Rieber, K. Theisen, 2003, Zeitschrift für Kardiologie.

Intravascular ultrasound assessment of the balloon‐expandable Palmaz‐Schatz coronary stent

E. Regar, J. Rieber, K. Theisen, 1993, Coronary artery disease.

Recognition of acute cardiac allograft rejection from serial integrated backscatter analyses in human orthotopic heart transplant recipients. Comparison with conventional echocardiography.

C. Angermann, P. Uberfuhr, K. Theisen, 1997, Circulation.

Assessment of intraindividual variability of coronary flow reserve in angiographically normal coronary arteries in transplant recipients: a study with intracoronary Doppler and intravascular ultrasound.

B. Meiser, B. Reichart, E. Regar, 1998, Transplantation Proceedings.

Rapid trabecular bone loss after cardiac transplantation using FK506 (tacrolimus)-based immunosuppression.

B. Meiser, C. Angermann, K. Theisen, 1998, Transplantation proceedings.

Low-dose aspirin versus anticoagulants for prevention of coronary graft occlusion.

J. Hasford, K. Theisen, D. Fassbender, 1990, The American journal of cardiology.

Intraoperative myocardial contrast echocardiography for assessment of regional bypass perfusion.

C. Angermann, K. Theisen, H. Mudra, 1990, The American journal of cardiology.

Low-dose acetylsalicylic acid (100 mg/day) after aortocoronary bypass surgery: a placebo-controlled trial.

P. Weber, B. Reichart, K. Theisen, 1984, British journal of clinical pharmacology.

[Effect of enalapril, furosemide and verapamil on cyclosporin concentration in whole blood].

C. Angermann, K. Theisen, M. Anthuber, 1988, Klinische Wochenschrift.

[Infectious endocarditis following orthotopic heart transplantation].

C. Angermann, K. Theisen, H. Mudra, 1990, Zeitschrift fur Kardiologie.

Serial intravascular ultrasound and quantitative coronary angiography after self-expandable wallstent coronary artery implantation.

E. Regar, J. Rieber, K. Theisen, 2000, The American journal of cardiology.

Sirolimus-eluting stent implantation versus beta-irradiation for the treatment of in-stent restenotic lesions: clinical and ultrasound results from a randomised trial.

J. Rieber, K. Theisen, V. Klauss, 2011, EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology.

Coronary Doppler measurements do not predict progression of cardiac allograft vasculopathy: analysis by serial intracoronary Doppler, dobutamine stress echocardiography, and intracoronary ultrasound.

B. Meiser, B. Reichart, J. Rieber, 2002, The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation.

Images in cardiovascular medicine. Septal course of the left main coronary artery originating from the right sinus of valsalva.

B. Reichart, G. Leinsinger, J. Rieber, 2002, Circulation.

Spontaneous changes of heart rate, blood pressure, and ischemia-type ST-segment depressions in patients with hypertension without significant coronary artery disease: beneficial effects of beta-blockade.

K. Theisen, V. Klauss, M. Christ, 1996, Journal of cardiovascular pharmacology.

Endothelial cell protein C receptor and the risk of venous thrombosis

K. Theisen, A. Sellmayer, R. Schrepf, 2008 .

Fractional flow reserve for the prediction of cardiac events after coronary stent implantation: results of a multivariate analysis

A König, U Siebert, U. Siebert, 2005, Heart.

Quantitative changes in reference segments during IVUS‐guided stent implantation: Impact on the criteria for optimal stent expansion

E. Regar, J. Rieber, K. Theisen, 1999, Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions.

Epicardial intimal thickening in transplant coronary artery disease and resistance vessel response to adenosine: a combined intravascular ultrasound and Doppler study.

B. Reichart, P. Uberfuhr, E. Regar, 1997, Circulation.

The role of tacrolimus (FK506)-based immunosuppression on bone mineral density and bone turnover after cardiac transplantation: a prospective, longitudinal, randomized, double-blind trial with calcitriol1

U. Siebert, B. Meiser, K. Theisen, 2002, Transplantation.

Recognition of acute cardiac rejection after heterotopic heart transplantation by echocardiographic texture analysis

C. Angermann, K. Theisen, B. Kemkes, 1995, Computers in Cardiology 1995.

Ciclosporin-propafenone interaction

T. Strasser, C. Angermann, R. Landgraf, 1990, Klinische Wochenschrift.

[Quantitative dobutamine stress echocardiography in follow-up of heart transplantation: normal values and findings in patients with transplant vasculopathy].

B. Reichart, C. Angermann, P. Uberfuhr, 1997, Zeitschrift fur Kardiologie.

The respiratory sinus arrhythmia as a function of breathing frequency revisited

K. Theisen, A. Frey, J. Baumert, 1994, Computers in Cardiology 1994.