6129 results
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
• Subcutaneous Nodules ... (Osler's Nodes) ... pathophysiology #diagnosis ... #signs #symptoms
Common organ involvements and symptoms in Sarcoidosis
Lung 89-99% - Cough, dyspnoea, wheezing and stridor
Skin 16-32% -
involvements and symptoms ... pernio, papules, nodules ... functions Lymph nodes ... #diagnosis #signs ... #symptoms
HHV8/KSHV-reIated diseases: From Cellular Proliferation to Hyperinflammation
Kaposi sarcoma (KS):
 • Target organs: Ubiquitous (cutaneous and mucosal
Blue-violet macules or nodules ... Polyclonal (except nodular ... organs: Lymph nodes ... features: Effusion, B symptoms ... diseases #comparison #diagnosis
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Vasculitis, Rheumatoid Nodules ... Arthritis #RA #diagnosis ... rheumatology #signs #symptoms
Pulmonary Aspergillosis
Main Culprits: Aspergillus fumigatus, Less commonly: Aspergillus flavus, Aspergillus terreus
Diagnosis: Characteristic imaging + symptoms +
Aspergillus terreus Diagnosis ... Characteristic imaging + symptoms ... • Aspergillus nodules ... #aspergillus #diagnosis
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
: Subcutaneous nodules ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs
CREST Syndrome: Pathogenesis and Clinical Findings

CALCINOSIS (BB-sized, hard nodules in fingers)
RAYNAUD'S Phenomenon
ESOPHAGEAL DYSMOTILITY
SCLERODACTYLY (thickening and tightening
BB-sized, hard nodules ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
yrs - Cranial symptoms ... nodosa: - Skin nodules ... - pulmonary nodules ... #Differential #Diagnosis
Giant Cell (Temporal) Arteritis: Clinical findings and Complications
Signs/Symptoms: 
 - Headache (usually constant, superimposed by waves
Complications Signs/Symptoms ... artery tender, nodular ... Stroke or TIA-like symptoms ... Complications #Signs #Symptoms ... #diagnosis #Vasculitis
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
testing • No symptoms ... • Gummatous • Nodular ... Syphilis #Stages #symptoms ... #signs #diagnosis