367 results
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
your grand rounds/cases ... aspiration; Klebsiela & Acinetobacter ... #Microbiology #Causes ... #Agents #Diagnosis
SPICE (SPACE) Organisms
 - Colloquial acronym for gram-negative bacteria that have inducible, chromosomal beta-lactamase genes known
beta-lactamase genes ... Proteus species / Acinetobacter ... class include: Acinetobacter
SPICE (SPACE) Organisms

Gram-negative bacteria that have inducible, chromosomal beta-lactamase genes known as AmpC - Resistance may
beta-lactamase genes ... Proteus species / Acinetobacter ... class include: Acinetobacter
Causes of Nausea and Vomiting - Differential Diagnosis Framework

Chemoreceptor Trigger Zone/Area Postrema:
 • Drugs:
	- Chemo agents
	-
Causes of Nausea ... Drugs: - Chemo agents ... Cardiovascular agents ... Malignancy #nausea ... differential #diagnosis #causes
ASE Ultrasonic Contrast Agents in Echocardiography
 - Intravenous Contrast Injection
 - Contrast Agents
 - Applications for
Ultrasonic Contrast Agents ... Injection - Contrast Agents ... Ultrasound Contrast Agents ... Ultrasound #Contrast #Agents ... Echocardiogram #cardiology #POCUS
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
potential causative agents ... neuromuscular blocking agents ... lubricants, cleansing agents ... inhalational anaesthetic agent ... possible trigger agents
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Causes of Myocarditis ... Etiologies: • Viral agents ... B19 • Parasitic agents ... pallidum • Fungal agents ... diagnosis #cardiology #causes
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... elliptocytosis Extrinsic Causes ... Malaria • Oxygen agents ... nitrates • Other agents ... Intravascular Causes
Secondary Causes of Hypertension
Renal hypertension 
Endocrine hypertension 
Cardiovascular hypertension 
Neurogenic hypertension 
Hypertension in pregnancy 
Toxic agent-induced
Secondary Causes ... pregnancy Toxic agent-induced ... #Differential #Causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
blisters, possibly crusts ... - Reaction to Agent ... - Reaction to Agent ... Diagnosis #Algorithm #causes