13 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
(e.g low cardiac ... Nick Mark MD @nickmmark ... #summary #pulmonary ... #differential # ... diagnosis #causes
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... - Differential ... Diagnosis Pulmonary ... Valvular disease Head/Neck ... #Causes #Differential
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Polycythemia - Acquired Causes ... : • Hypoxia-driven ... : Cardiac/pulmonary ... Paraneoplastic (e.g
Adult ACLS - Cardiac Arrest Algorithm - AHA 2020
CPR Quality:
 • Push hard (at least 2
Adult ACLS - Cardiac ... subsequent doses should ... intra-arterial Reversible Causes ... • Hypovolemia, Hypoxia ... , Thrombosis, (pulmonary
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... should be discordant ... QRS complex Pulmonary ... voltage Other Causes
Adult Cardiac Arrest - ACLS Circular Algorithm - AHA 2020
CPR Quality:
 • Push hard (at least
Cardiac Arrest - ACLS ... subsequent doses should ... intra-arterial Reversible Causes ... • Hypovolemia, Hypoxia ... , Thrombosis, (pulmonary
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... What we should be ... recognized and should ... output - Acute pulmonary ... Acidosis #Elevation #Differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... life-threatening Differential ... Generalized fatigue - ALS ... Serologic and EMG ... inhibition - Chronic
Polymyalgia Rheumatica (PMR) Diagnosis and Management Summary

WHAT?
 • Polymyalgia rheumatica (PMR) is a common systemic inflammatory
disease of unknown cause ... tenosynovitis of the neck ... normal and can help differentiate ... treatment for PMR is a chronic ... Diagnosis #Management #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... proximal muscles of shoulder ... Eosinophilia, asthma, chronic ... tract, and often causes ... #Diagnosis #Rheumatology