1185 results
Pseudogout: pathogenesis and clinical findings
 - Idiopathic (vast majority of cases) -> Mechanism unknown
 - Familial
pathogenesis and clinical ... vast majority of cases ... pyrophosphate dihydrate (CPPD ... and/or x-ray - CPPD ... narrowing, and osteophytes
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
your grand rounds/cases ... H. influenzae (COPD ... Pseudomonas — COPD ... Legionella spp (COPD ... #Microbiology #Causes
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
cartilage) - Osteophytes ... diagnosis #findings #Clinical
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
breathing Pulmonary Causes ... • Asthma • COPD ... PVFM) Cardiac Causes ... Hematologic Causes ... acidosis of any cause
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Tamponade Pulmonary Causes ... - Asthma - COPD ... syndrome Other Causes ... differential #diagnosis #causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
average settings • Causes ... gas equation • Causes ... • Most common cause ... to hypoxemia • Causes ... Pneumonia, asthma, COPD
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... • Asthma • COPD ... Pleural Thickening/Masses ... Pneumonia • ARDS • COPD ... Diagnosis #Algorithm #Causes
Web chart of etiologies related to inflammatory head and neck masses.

#pediatrics #peds #differential #causes #pearls #head
head and neck masses ... #differential #causes ... pearls #head #neck #masses ... viral #bacterial #clinical
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
pHTN, Advanced COPD ... Disease: Asthma, COPD ... Differential #Diagnosis #causes
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
Osteoarthritis (OA): Clinical ... • Impaction of osteophyte