The saw-tooth sign on spirometry: An early clue to obstructive sleep apnea Section Imaging in clinical practice

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Published Apr 1, 2026
https://doi.org/10.62438/tunismed.v104i02.6539
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Vol. 104 No. 02 (2026): Tunis Med Fev 2026

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Mariem Abdelmoula
Laboratory of Physiology and Functional Explorations, Sousse, Farhat HACHED Hospital, Faculty of Medicine of Sousse,University of Sousse, Tunisia.
Wieme Ben Hmid
Laboratory of Physiology and Functional Explorations, Sousse, Farhat HACHED Hospital, Faculty of Medicine of Sousse,University of Sousse, Tunisia.
Fatma Guezguez
 Laboratory of Physiology and Functional Explorations,Heart Failure (LR12SP09) Research Laboratory, Farhat HACHED Hospital, Sousse, Faculty of Medicine of Sousse, University of Sousse,Sousse, Tunisia.
Emna Charfedi
Laboratory of Physiology and Functional Explorations, Sousse, Farhat HACHED Hospital, Faculty of Medicine of Sousse,University of Sousse, Tunisia.
Sonia Rouatbi
Laboratory of Physiology and Functional Explorations,Heart Failure (LR12SP09) Research Laboratory, Farhat HACHED Hospital, Sousse, Faculty of Medicine of Sousse, University of Sousse,Sousse, Tunisia.
https://orcid.org/0000-0003-3411-1182
Helmi Ben Saad
Laboratory of Physiology and Functional Explorations,Heart Failure (LR12SP09) Research Laboratory, Farhat HACHED Hospital, Sousse, Faculty of Medicine of Sousse, University of Sousse,Sousse, Tunisia.

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