16 results
Size
A solitary pulmonary nodule (SPN) is defined as a single intraparenchymal lesion less than 3 cm
Size A solitary pulmonary ... cm are usually malignant ... either benign or malignant ... #EBM #Radiology ... #Pulmonary #SolitaryPulmonaryNodule
Since these risk factors are numerous and have different effects on the malignancy risk, it is
effects on the malignancy ... probability of malignancy ... #Diagnosis #EBM ... #Radiology #Pulmonary
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... Vasculitis - Anti-GBM ... Positive (ANCA + anti-GBM ... valve disease, Malignant ... Kumfer @AnnKumfer #Pulmonary
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
• Drugs • Pulmonary ... pathology • Malignancy ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
• Drugs • Pulmonary ... pathology • Malignancy ... #Hyponatremia #Nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Presentation (Pulmonary ... Diagnosis for Pulmonary ... anti-ANCA ab, anti-GBM ... differential #diagnosis #nephrology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Infectious: Influenza, EBV ... , Cortisol ↑↓, Malignancy ... Diagnosis #causes #neurology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Coxsackie, CMV, EBV ... Hantavirus • Malignant ... hepatitis • Pulmonary
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
immune deposits on EM ... radiation nephritis, malignant ... Glomerulonephritis #MPGN #nephrology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Weakness • Cardio-pulmonary ... Infection • Malignancy ... Peripheral #Weakness #Neurology