12 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... • Normal • ... #Pulmonary #FunctionTests ... Interpretation #Algorithm
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
associated with extreme elevations ... histoplasmosis #Ferritin ... Hyperferritinemia #Algorithm ... #Differential #
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach ... to Anemia - Differential ... Diagnosis Algorithm ... MCHC, Serum Iron, Ferritin ... RBC Production - Normal
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... Diagnosis Algorithm ... Globin Synthesis Ferritin ... #elevatedMCV #Differential ... #Diagnosis #Algorithm
For an elderly patient with multiple comorbidities it can be challenging to determine if their anemia
To you help differentiate ... the following approach ... Deficiency #Anemia #Algorithm ... #Ferritin #Transferrin
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Approach to Conjugated ... Hyperbilirubinemia - Differential ... Diagnosis Algorithm ... Definition: T.bili elevation ... #Diagnosis #Algorithm
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Approach to Thrombotic ... Microangiopathy (TMA) - Differential ... and Management Algorithm ... hemosiderin • PT/aPTT normal ... Diagnosis #Management #Algorithm
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... renal function is normal ... Hypomagnesemia #algorithm ... #differential #
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... magnitude of enzyme elevation ... #Algorithm #Hepatology ... Liver #Enzymes #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Approach to the ... /0.8)] - PaO2 Normal ... A-a gradient to normal ... PiO2: Extreme Elevation ... Hypoxia #hypoxemia #differential