1124 results
Acute Mountain Sickness 
Low partial pressure of oxygen at high altitude 
• Stop ascent 
• Supportive
oxygen at high altitude ... fluids, analgesia, ani ... Diagnosis #Management #Altitude
Medications for High-Altitude Sickness 
Acetazolarnide 
 • Carbonic Anydrase Inhibitor Bicarb diuresis & metabolic Acidosis ->
Medications for High-Altitude ... • Decreases pulmonary ... #HighAltitude #Altitude
Heart Failure with Reduced Ejection Fraction (HFrEF) - Guideline Directed Medical Therapy - Initiation Strategies

 •
Approach: ACE, ARB, ARNI ... -2 Inhibitor → ARNI
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
2,3-BPG • High Altitude ... pathophysiology #pulmonary
HFrEF: Guideline Directed Medical Therapy

"Must Be On"
 • ACEI, ARB, or ARNI AND select Beta Blockers
ACEI, ARB, or ARNI ... ACEI or ARB • ARNI
Differential Diagnosis: Cyanosis - Mnemonic "COLD PALMS"
Peripheral cyanosis 
• Cold 
• Obstruction 
• LVF and shock
Polycythemia • Altitude
Heart Failure with Reduced Ejection Fraction (HFrEF) - Guideline Directed Medical Therapy
 • Beta-blocker
 • ACE,
• ACE, ARB, ARNI
Guidelines Directed medical therapy for Heart Failure 

Satyendra Dhar, MD, @DharSaty

#HFrEF #GDMT #sodium-glucosecotransporter-2inhibitors #SGLT2i #reninangiotensinaldosteronesysteminhibitors
angiotensinreceptorblockers #ARB #ARNI
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Noncardiogenic Pulmonary ... Noncardiogenic pulmonary ... because of excessive pulmonary ... edema • High altitude ... pulmonary edema
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
• Causes: High altitude ... lung diseases, pulmonary ... asthma, COPD, pulmonary ... shunting (eg, pulmonary ... Differential #Diagnosis #pulmonary