1093 results
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... Right Atrium - Differential ... DrAkramNeyaz #Negative ... Diagnosis #cardiology #clinical ... #echocardiogram
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... streptococci - Culture negative ... Pathogens #Diagnosis #Differential
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Systemic infection Native ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative ... Noninfective #Causes #Differential
Gram Negative Bacteria Overview Identification Algorithm #Diagnosis #Microbiology #GramNegative #Bacteria #Identification #Differential #Algorithm #Oxidase #Lactose #Urease
Gram Negative Bacteria ... Identification #Differential
Algorithm demonstrating identification of aerobic gram negative bacteria #Diagnosis #Microbiology #GramNegative #Bacteria #Identification #Differential #Algorithm #Lactose
of aerobic gram negative ... Identification #Differential
Septic Arthritis - Pathogens and Clinical Clues

Staphylococcus aureus 
Streptococcal spp. 
Neisseria gonorrhoeae 
Aerobic/Anaerobic 
Gram-negative bacteria 
Brucellosis
Pathogens and Clinical ... Anaerobic Gram-negative ... Arthritis #Pathogens #Differential
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Anemia (AIHA) - Differential ... AIHA (7-8%) DAT-negative ... #Anemia #AIHA #Differential
Urine Anion Gap in NAGMA
NA + K - Cl = surrogate for Urine NH4+
NH4+ is excreted
hence increasing negative ... NEGATIVE when the ... NAGMA #diagnosis #differential
Epidemiological Clues That May be Helpful in Defining the Etiological Diagnosis of Culture-Negative Endocarditis

#Endocarditis #Bacteria #Differential
Diagnosis of Culture-Negative ... Endocarditis #Bacteria #Differential
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Injury #Normal #Negative ... #clinical #video