22 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... , climbing the Andes ... respiratory drive due to neurologic ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
flow to tissues, also ... stagnant hypoxia (e.g ... #differential # ... diagnosis #causes ... #pathophysiology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
risk factors (eg ... hypertension (eg ... 109 mm Hg) with clinical ... hypertension (eg ... #Differential #
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... Disease, PRES Pathophysiology ... autoantibodies that will cause ... Lumbar Puncture, EEG ... Erythematosus #SLE #CNS #neurology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... by excretion (e.g ... its metabolism (e.g ... hypoxemia/Sepsis etc ... output - Acute pulmonary
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... - Causes progressive ... EMG: LMN Signs in ... conditions listed in differential ... Lateral #Sclerosis #neurology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... QRS complex Pulmonary ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Lung Abscess - Clinical ... • Vasculitis (e.g ... Lung #Abscess #pulmonary
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Person Syndrome Pathophysiology ... Clinical Manifestations ... unit activity on EMG ... of diazepam • EMG ... EMG Studies:
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... renal failure Clinical ... symptoms are not caused ... mediators such as ... of diagnosis (e.g