16 results
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... Nodal Reentrant ... - Normal conduction ... via fast pathway back ... ECG usually shows
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
DIC is a clinical ... and laboratory diagnosis ... cell fragments (black ... count, D-dimer, egg ... hemolytic #anemia #Hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Malabsorption (e.g ... Post-partum • Acute DIC ... Deficiencies #Summary #table ... #comparison #diagnosis ... #hematology #deficiency
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... Intervertebral disc ... spondyloarthritis (e.g ... #Differential #Diagnosis ... #primarycare #table
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
and Differential Diagnosis ... HLA-DR, MPO, Sudan Black ... Myelodysplastic Disorder - Abnormal ... Blood #Disorders #hematology ... #Differential #Diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... the presence of AV ... pacemaker shifts back ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... intravascularcoagulation (DIC ... amyloidosis #Abnormal ... Prolonged #Causes #diagnosis ... #differential #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... intravascular coagulation (DIC ... Jcortesizaguirr #Abnormal ... Prolonged #Causes #diagnosis ... #differential #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
CRP - Usually normal ... - CRP: Usually normal ... sle #comparison #table ... #rheumatology # ... diagnosis #management
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Normal range 11.5% ... ablative disorders, lack ... of substrate (e.g ... #Workup #Hematology