12 results
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... dextrocardia, normal ... dextrocardia, normal ... Wong @mchlwng #Approach ... electrocardiogram #cardiology #interpretation
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach ... Differential Diagnosis Algorithm ... RBC Production - Normal ... Non-lmmune #Anemia #Classification ... #Causes #Hematology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Approach to Thrombotic ... and Management Algorithm ... ±AKI Initial labs ... hemosiderin • PT/aPTT normal ... #hematology
Gynecomastia - Differential Diagnosis a
nd Workup Algorithm
Gynecomastia is common in clinical practice, affecting ~50% of males
Diagnosis a nd Workup Algorithm ... affecting ~50% of males ... How to approach? ... Labs: TSH, Cr, LFTs ... Testosterone, HCG
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... • Low TSH, Low normal ... Can repeat labs ... Hyperthyroidism #algorithm ... endocrinology #TFTs #TSH #Interpretation
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Tests (LFTs) - Normal ... Values and Interpretation ... prothrombin time across labs ... #Interpretation ... #diagnosis #hepatology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Differential Diagnosis Algorithm ... Chronic Disease Normal ... Chronic Disease (e.g ... #Anemia #MCV #Classification ... #Causes #Hematology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... have no pain - LAD ... avR - proximal LAD ... T wave in V1 - normal ... #Equivalents #Interpretation
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis Algorithm ... Hemoglobin: • Males ... Paraneoplastic (e.g ... ), TEMPI (VEGF normal ... #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
sedimentation rate + Normal ... Skin Disease Classification ... Cytopenias • Cardiac valve ... , Serositis Labs ... flares • CRP normal