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Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
fast - Too slow ... - Tamponade Pulmonary ... Vasculature: - PE - Pulmonary ... diagnosis #causes #pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Histoplasmosis, Slow-resolving ... organizing pneumonia, Pulmonary ... Differential #Diagnosis #pulmonary
Nontuberculous Mycobacteria
RAPID GROWERS: 
 • Mycobacterium abscessus, chelonae, fortuitum
SLOW GROWERS: 
 • Mycobacterium avium complex, marinum,
chelonae, fortuitum SLOW ... marinum, kansasii PULMONARY
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
atrial myxoma, pulmonary ... percarditis - Slow
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
fast, normal or slow ... Slow Breathing ( ... Bradypnea) Slow ... resistance to air flow ... Breathing #Patterns #Pulmonary
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Pulmonary Nodule ... Focal pulmonary ... Pulmonary nodules ... Part-solid pulmonary ... appearance is typically slow
Drugs with Actions on Bronchial Smooth Muscle
Bronchodilation is promoted by cAMP. Intracellular levels of cAMP can
theophylline, which slow ... #Pharmacology #Pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... Slow Growers (Runyon ... Classification grp IV): Pulmonary ... complicate MAC pulmonary ... infiltrates NTM Pulmonary
Renal Replacement Therapy (RRT) - ICU One Pager Summary
Indications (AIEOU):
 • A: Acidosis (usually severe metabolic)
Fluid Overload (pulmonary ... • Blood Flow ... • Dialysate Flow ... Higher flow rates ... Modes: • SCUF: Slow
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Channel Blockade • Slows ... depolarization in slow ... AP cells • Slows ... depolarization in slow ... AP cells • Slow