2890 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Step 4: Mixing Studies ... to identify the cause ... evaluation #mixing #studies
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
→ Inflammation causes ... Iron: • Several studies ... endpoint of all-cause
Causes of elevated osmolal gaps. For the 341 patients who presented with elevated osmolal gap (OG)
Causes of elevated ... initial laboratory studies ... suspected primary cause ... likely primary cause ... #Osmolal #Gap #Causes
Causes of elevated osmolal gaps. For the 341 patients who presented with elevated osmolal gap (OG)
Causes of elevated ... initial laboratory studies ... suspected primary cause ... likely primary cause ... #Osmolal #Gap #Causes
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Laboratory studies ... • Urodynamic studies ... PVR) Imaging studies ... differential #diagnosis #causes
Echocardiography
Right ventricular function can be assessed using several methods and echocardiography is generally the first‐line tool
although prior studies ... predictive of all‐cause
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
lesions on MRI studies ... Causes of false- ... amyloidosis Other causes
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
OTHER RARE CAUSES ... TIP: Cytologic studies
Major Clinical Trials and Evidence Summary for Transfusion Thresholds in Critical Care

TRICC - NEJM 1999 -
lives but multiple studies ... unnecessary and cause
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... count coagulation studies ... Diagnosis #Algorithm #Causes