12 results
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Testing SUMMARY ... deficiency if above normal ... but poor sensitivity ... non-invasive test ... #Table #Fe
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... liver blood tests ... of liver blood tests ... of liver blood test ... indicates all the tests
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Diagnosis Algorithm ... PSC, Alcoholic Hep ... Transaminitis #Algorithm
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Step 1) Screening Test ... for AI (but low sensitivity ... ) Confirmation Test ... This test determines ... Step 3) Differentiate
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... , hypoglycemia Testing ... ACTH) stimulation test ... #Diagnosis #Algorithm
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
- BAR >1.0 is abnormal ... adults • Blood tests ... Pulmonary function tests ... Bronchoscopy Laboratory ... Sweat chloride test
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... deficiency - Abnormal ... Fecal occult blood test ... #Diagnosis #Algorithm
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
essentially the same tests ... it requires for him ... cerebral salt wasting ... #Hyponatremia #Algorithm ... #Differential #
Antibiotic Susceptibility Testing Methods
1) Kirby Bauer Disk Diffusion: disks impregnanted w/ Abx → circular gradient →
Susceptibility Testing ... Gradient diffusion (E test ... concentrations + algorithms ... #Antibiotic #Sensitivity ... #laboratory #microbiology
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... the use of this test ... in BAL does not differentiate ... False positives: Pip ... FalsePositives #Laboratory