21 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... for secondary causes ... eosinophilia (common causes ... organ-specific signs
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... namely, the many causes ... and decreased metabolism ... Reye syndrome (Peds ... deficiency #Ammonia #Pathophysiology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Pregnancy (AFLP) Pathophysiology ... free fatty acid metabolism ... Intermediate fatty acid metabolism ... = nonspecific (nausea ... Liver #Pregnancy #hepatology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... hypertension and signs ... hypokalemia and metabolic ... renal bruit or signs ... #Hypertension #Workup
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
Brudzinski’s Sign ... Brudzinski's sign ... Passive neck flexion causes ... While the pathophysiology ... PhysicalExam #Pediatrics #Peds
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... dullness, puddle sign ... Jcortesizaguirr #Ascites #workup ... Differential #Diagnosis #hepatology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
dissipation of metabolic ... maintained fever CAUSES ... hyperthermia crisis (late sign ... #Differential #Causes ... Diagnosis #Management #Workup
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
65 years PBC Pathophysiology ... intralobular bile ducts causes ... failure PBC Signs ... cholangitis #diagnosis #workup ... #hepatology
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
out of cells may cause ... Due to neuronal metabolism ... Signs/Symptoms/Complications ... Abdominal pain, nausea ... DiabeticKetoacidosis #DKA #pathophysiology
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
enzyme 21-OHase causes ... Signs/Symptoms/Complications ... #21HydroxylaseDeficiency #21OHD #pathophysiology ... endocrinology #peds