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Pulmonary Markings                                                                       Pulse Abnormalities   1275



            Pulmonary Markings
  VetBooks.ir  Bronchial Pattern                                 Hazy and Unstructured, Localized


               Allergic airway disease
               Chronic bronchitis (irritant, bacterial, parasitic)  Hemorrhage
                                                                   PTE
               Calcification                                       Foreign body
               Peribronchial cuffing (edema, bronchopneumonia, eosinophilic   Partial atelectasis
                 bronchopneumopathy)                               Transitional stages of disease, such as edema, bronchopneumonia,
             Interstitial Pattern                                    hemorrhage, or parasites
              Nodular                                           Alveolar Pattern
               Neoplasia                                          Diffuse
               Granuloma (eosinophilic, fungal, parasitic- or heartworm-associated, foreign   Edema (cardiogenic or noncardiogenic)
                 body)                                             Bronchopneumonia
               Bulla with fluid                                    Hemorrhage
               Hematoma, abscess, cyst                             Smoke inhalation
               Mucus-filled bronchus                               Near-drowning incident
               Bronchiectasis                                      ARDS
              Hazy and Unstructured, Diffuse                     Localized
               Artifact (underexposure, obesity, end-expiratory film)  Edema
               Poor ventilation                                    Bronchopneumonia
               Degenerative changes                                Hemorrhage
               Neoplasia (lymphoma, metastasis)                    Thromboembolism
               Pneumonitis (toxic, inhalant, metabolic, viral, parasitic)  Primary lung tumor or metastasis
               ARDS                                                Lobar collapse or atelectasis
               Cardiogenic edema                                   Heartworm disease
               Transitional stages of disease, such as edema, hemorrhage,   Infarct
                 bronchopneumonia                                                                                     Differentials, Lists,   and Mnemonics
           ARDS, Acute respiratory distress syndrome; PTE, pulmonary thromboembolism.
           Modified from Ettinger S, Feldman E: Textbook of veterinary internal medicine, ed 7, St. Louis, 2010, Saunders.




            Pulse Abnormalities



            Differential Diagnosis Item                         Causes
            Hyperkinetic pulse                                  Increased sympathetic tone
                                                                Anemia
                                                                Aortic insufficiency
                                                                Patent ductus arteriosus
                                                                Bradyarrhythmias
                                                                Hyperthyroidism
                                                                Pregnancy
                                                                Aorticopulmonary window
                                                                Arteriovenous fistulae/anastomoses
            Hypokinetic pulse                                   Hypovolemia
                                                                Reduced systolic function
                                                                Aortic/subaortic stenosis
                                                                Dynamic left ventricular outflow tract obstruction
            Decrease in pulse volume with inspiration           Pericardial effusion with cardiac tamponade
                                                                Exaggerated variation in intrapleural pressure (airway obstruction)
            Pulse deficits                                      Atrial fibrillation
                                                                Atrial/supraventricular premature complexes
                                                                Ventricular premature complexes
                                                                Pulsus alternans (alternating normal pulse and pulse deficits with myocardial failure)
            Irregular pulse rhythm                              Atrial fibrillation (rapid)
                                                                Atrial/supraventricular premature complexes (rapid)
                                                                Ventricular premature complexes (rapid)
                                                                Sinus arrhythmia (slow)
                                                                Second-degree atrioventricular block (slow)
            Regional pulse variation                            Arterial thromboembolism

           Reproduced from the third edition in unabridged form.
           THIRD EDITION AUTHOR: Virginia Luis Fuentes, MA, VetMB, PhD, DVC, DACVIM, DECVIM

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