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Brain & Heart                                                           Cardiac involvement in leptospirosis




            Table 1. Various laboratory parameters observed during the patient’s admission and follow-up
                                                 Application day       3  day          7  day          14  day
                                                                        rd
                                                                                                         th
                                                                                        th
            WBC (mm )                                1600               6770            11210           7580
                   3
            Hemoglobin                               14.3               13.8             13              13
            Neutrophil                                65                 74              73              75
            Platelet (mm )                            95                 43             110              254
                    3
            Aspartate aminotransferase (U/L)          89                 98              61              44
            Alanine aminotransferase (U/L)            28                 68              63              46
            Total bilirubin (mg/dL)                  1.47               1.16             0.9             1.1
            Alkalen fosfataz (U/L)                    38                 59              49              59
            Gama glutamil transferaz (U/L)            13                 37              54              39
            Creatine kinase (U/L)                    4555               1162            292              61
            Creatine kinase-MB (U/L)                  68                 46              12              24
            Troponin (ng/mL)                         6415               549              6               6
            Urea                                     112                 65              58              41
            Creatinine                               2.14               0.95             0.7             0.57
            C-reaktive protein (mg/l)                194                 31              20              7
            Procalcitonin (ng/mL)                    100                4.6              0.7             0.2
            Erythrocyte sedimentation rate (mm/h)     18                 19              13              36
            Urine leukocyte                           6                  1               8               2
            Urine protein                             +                  ++              -                -
            Abbreviation: WBC: White blood cell.

            A                                                  A                      B









            B
                                                               Figure 2. Echocardiogram image of the patient (A) Apical four-chamber
                                                               view (left ventricular [LV] diastole). (B) Apical four-chamber view (LV
                                                               systole).
                                                                 Urban outbreaks are frequent in areas with poor hygiene
                                                               and high rodent populations.  Leptospirosis predominantly
                                                                                     12
                                                               affects economically disadvantaged groups and results in
                                                               significant morbidity and mortality (5% – 15%). 11,13
            Figure  1.  Electrocardiogram image of the patient. (A) Extremity   Leptospirosis is typically transmitted through direct
            derivations (limb leads). (B) Chest leads (precordial leads).  contact with infected animal urine or exposure to soil or
                                                                                           14
            infection worldwide.  It is caused by a motile, obligate   water contaminated with this urine.  High-risk individuals
                             1-3
            aerobic,  non-spore-forming,  and  non-capsulated  include  farmers,  those  who  work  closely  with  animals,
            microorganism. 10                                  those exposed to rodents, those living in areas with poor
                                                               sanitation, and individuals engaged in water sports. 11,13
              Leptospirosis  is  estimated  to  cause  one  million  cases
            and 58,900 deaths annually, with a case fatality rate of   The incubation period for leptospirosis is 2 – 20 days,
            6.85%.  Although its overall incidence has remained stable   with an average of 7 – 12 days. Some patients experience a
                 11
            worldwide, major outbreaks often occur after floods and   biphasic course of the disease: An initial acute or septicemic
            natural disasters. 11                              phase lasting about a week, followed by an immune phase

            Volume 2 Issue 4 (2024)                         3                                doi: 10.36922/bh.3496
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