88 results
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... , Non-infectious ... #differential # ... infectiousdiseases #table
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
INCREASES 8-10 BPM INFECTIOUS ... CLINICAL UTILITY ... the most likely infection ... help hone your differential ... Dissociation #diagnosis #differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Other: • Drug fever ... • Factitious fever ... • Rheumatic fever ... UnknownOrigin #FUO #Chronic
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... and bacterial infections ... Causes: • Still's ... or lung abscess ... #Patterns #Differential
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Differential Diagnosis ... Red Flags: • Fever ... sweats, chills (infection ... Diagnosis #Algorithm #causes
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
initiation of smoking; Fever ... brown sputum, fever ... , CNS, skin • Infectious ... Travel hx, food hx; Fever ... diagnosis #comparison #table
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... infectiosum • Fever ... acute rheumatic fever ... #differential #
Causes of Gallbladder Wall Thickening
Primary Wall Thickening:
1 . Acute calculous cholecystitis
2. Acute acalculous cholecystitis
3. Chronic cholecystitis
4.
Causes of Gallbladder ... Chronic cholecystitis ... pancreatitis Other: Infectious ... Typhoid, Dengue fever ... #differential #
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Causes of Secondary ... Nephropathy - Differential ... Ulcerative Colitis • Liver ... : H pylori, Chronic ... Lymphomas, RCC, Lung
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Abdominal pain, chronic ... factor • May cause ... #Infections #HIV