52 results
Causes of Solid or Cystic Renal Mass - Differential Diagnosis Algorithm
Solid Renal Mass:
 • Benign <3
• Benign <3 cm ... Presence of fat on CT ... Suspicious >3 cm ... on ultrasound/CT ... on ultrasound/CT
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
computed tomographic (CT ... PEEP or CPAP >=5 cm ... with PEEP >=5 cm ... Hg with PEEP >= 5cm
Ecthyma Gangrenosum - A physical examination revealed a 2-cm hemorrhagic patch with an erythematous border (Panel
examination revealed a 2-cm ... #Neutropenic #NEJM
African Trypanosomiasis - The examination was notable for the two erythematous lesions, each measuring 3 to
measuring 3 to 4 cm ... TrypanosomaBrucei #NEJM
Malignant Adrenal Mass - Differential Diagnosis Algorithm
Suggestive of Malignancy: Inhomogenous Density, Delay in CT Contrast Washout
Density, Delay in CT ... Shape, Diameter >4cm ... Hounsfeld Units on CT
Osteoid osteomas are benign bone-forming tumours that typically occur in children (particularly adolescents). They have characteristic
lucent nidus <2 cm ... tumor #children #peds
Indications for therapeutic intervention of pancreatic pseudocysts.
Complicated pancreatic pseudocysts (one criterion sufficient)
 • Compression of large
symptoms or seen on CT ... Pseudocysts >5 cm ... weeks • Diameter cm
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Bradyarrhythmias, HOCM ... Autonomic dysfunction, Meds ... Sens. neuropathy (DM ... Parkinson's disease, DM
Chronic Splenic Brucellosis - Computed tomography of the abdomen and pelvis revealed a coarsely calcified, circumscribed
that measured 4.5 cm ... by 4.2 cm by 2.8 ... cm (arrow). ... Clinical #Radiology #CT ... Brucellosis #Splenic #NEJM
Acute Dacryocystitis- A 4-week-old boy was brought to the emergency department after having drainage from both
eyes, and a 1-cm ... #NEJM #clinical ... #photo #peds #acute