16 results
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Non-Infectious Causes ... disease • Behcet's syndrome ... • Cyclic neutropenia ... • Hyper-IgD syndrome ... Brucellosis Faget's Sign
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Etiology: • Vascular ... Disruptions in vascular ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... mountain spotted fever
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Coronary arteries - Fever ... : • Fevers • ... Night sweats • Arthralgias ... purpura: strong sign
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: • Fevers • Fatigue ... purpura: Strong sign ... and branches • Fever ... pulse deficits vascular ... tract, and often causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... Hyperemia Spasm • Vasculitis ... Marfan's Syndrome ... • Abscess • Cyst ... #Orthopedics #Causes
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Causes of Cystic ... Hippel-Lindau Syndrome ... Carcinoma - No signs ... - Abscess - Fever ... #Causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
characterized by fever ... Episcleritis Signs ... (arthritis and arthralgia ... Causes: - Idiopathic ... Leukocytoclastic vasculitis
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Differential Diagnosis Algorithm ... papilledema • Horner syndrome ... • Meningeal signs ... (e.g., fever, myalgia ... neurology #PHANTOMS #mnemonic
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... • CT: Halo sign ... of a "flu-like syndrome ... factor • May cause ... ), anemia, arthralgia
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Disruptions in vascular ... Infection - Vasculitis ... Red Flags: • Fever