10 results
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
(LFTs) - Normal ... Values and Interpretation ... prothrombin time across labs ... LFTs #Laboratory #Values ... #Interpretation
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
FUO) - Further Workup ... Returning Traveler’ algorithm ... Liver biopsy • ... artery biopsy • Lab ... values supporting
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... NORMAL PLASMA OSMOLALITY ... HYPERVOLEMIC • CHF ... • liver failure ... #Algorithm #Nephrology
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
• Low TSH, Low normal ... Hyperthyroidism: Work-up ... Can repeat labs ... Hyperthyroidism #algorithm ... endocrinology #TFTs #TSH #Interpretation
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... syndrome, Congestion/CHF ... Infiltrative Labs ... - elevation Labs ... - If both are normal
Coccidiomycosis - Diagnosis
Diagnosis:
 • Mildly elevated peripheral WBC, Eosinophilia (25%), Elevated ESR, Procalcitonin normal (95%)
 •
Procalcitonin normal ... Immunodiffusion for Cocci Ab ... - Can involve liver ... Urine & Blood & CSF ... Coccidioides #Diagnosis #workup
C-REACTIVE PROTEIN
Discovered by Tillett & Francis in 1930. First identified as a substance in the serum
synthesized by the liver ... Lab values vary, ... Interpretation of ... than 0.3 mg/L: Normal ... 0.3 to 1.0 mg/L: Normal
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
excrete water normally ... 3 questions to work ... complex issue which varies ... include vaptans (HF ... /liver disease)
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
include Crackles/Rales ... is vital while lab ... transitioning to oral ... #differential #algorithm ... #heartfailure #chf
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Diagnosis: • Labs ... Mississippi and Ohio River ... valleys • Infection ... MC: CNS CSF: • ... level • A low or normal