16 February 2021>: Articles
An Unusual Case of Neurosyphilis Manifesting as Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)
Unusual clinical course, Challenging differential diagnosis
Hannah L. Seay B* , Loura Khallouf B , Alyson Lieberman B , Sandeep S. Jubbal BDOI: 10.12659/AJCR.929050
Am J Case Rep 2021; 22:e929050
Table 1. Laboratory values on admission.
Laboratory values | Day 1 | Reference range |
---|---|---|
Hemoglobin (g/dL) | 13.1 | 13.2–17.1 |
Hematocrit (%) | 38.5 | 39–52 |
White blood cell count (10/uL) | 8.4 | 4.3–10.8 |
Sodium (mmol/L) | 124 | 135–145 |
Potassium (mmol/L) | 4.4 | 3.5–5.3 |
Creatinine (mg/dL) | 0.81 | 0.60–1.30 |
Blood urea nitrogen (mg/dL) | 10 | 7–23 |
Rapid plasma reagin | Reactive | Non-reactive |
Rapid plasma reagin titer | 1: 256 | |
Fluorescent treponemal antibody absorption | Reactive | Non-reactive |
Chlamydia trachomatis, RNA | Not detected | Not detected |
Neisseria gonorrhoeae RNA | Not detected | Not detected |
Serum osmolality (mOsm/kg) | 264 | 279–295 |
HIV-1 RNA (copies/mL) | Not detected | |
HIV-1 RNA PCR (Log copies/mL) | Not detected | |
Absolute CD4 (cells/uL) | 188 | 370–1540 |
Cortisol AM (ug/dL) | 12.9 | 6.7–22.6 |
Specific gravity | 1.030 | 1.005–1.030 |
Sodium (mmol/L) | 20 | |
Creatinine (mg/dL) | 32 | 22–328 |
Osmolality (mOsm/kg) | 148 | 70–900 |
Glucose (mg/dL) | 68 | 50–80 |
Protein (mg/dL) | 107 | 15–45 |
Cryptococcal antigen | Not detected | Not detected |
HSV 1 PCR | Not detected | Not detected |
HSV 2 PCR | Not detected | Not detected |
CSF culture | No growth | No growth |
Venereal disease research laboratory test | Reactive 1: 4 | Non-reactive |
CSF Gram stain | No organism seen | |
HSV 1 DNA | Not detected | Not detected |
HSV 2 DNA | Detected | Not detected |