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A 64-year-old diabetic undergoes coronary angiography. Baseline creatinine 1.0 mg/dL increases to 2.1 mg/dL at 48 hours. Urine microscopy shows muddy brown granular casts. Most likely diagnosis?
Anonymous Quiz
22%
Acute interstitial nephritis
13%
Prerenal azotemia
61%
Acute tubular necrosis
4%
Postrenal obstruction
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ICU patient with septic shock develops AKI.
FeNa >2%, muddy casts present. Primary mechanism?
FeNa >2%, muddy casts present. Primary mechanism?
Anonymous Quiz
10%
Renal vasoconstriction only
67%
Tubular epithelial injury
20%
Immune complex deposition
3%
Ureteric obstruction
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Hypovolemic patient receives adequate fluids, yet oliguria continues and FeNa rises to 3%. What transition occurred?
Anonymous Quiz
11%
Hepatorenal syndrome
14%
Acute cortical necrosis
55%
Ischemic acute tubular necrosis
11%
Obstructive uropathy
10%
Acute Interstitial Necrosis
❤1🥰1
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A 45-year-old man with a history of alcohol-induced acute pancreatitis presents 6 weeks later with persistent epigastric fullness and early satiety. CT scan shows a 7-cm well-defined fluid collection adjacent to the pancreas with a mature wall. Next step?
Anonymous Quiz
16%
Immediate surgical resection
16%
Observation only
32%
Endoscopic drainage
8%
Start IV antibiotics only
27%
Percutaneous aspiration without catheter
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A 38-year-old woman is found incidentally to have a 4-cm pancreatic pseudocyst 3 weeks after mild pancreatitis. She is asymptomatic. What is the most appropriate management?
Anonymous Quiz
6%
Immediate endoscopic drainage
14%
Percutaneous catheter drainage
11%
ERCP with stent placement
8%
Surgical cystogastrostomy
60%
Observation with repeat imaging
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During central venous catheter removal, a patient suddenly develops dyspnea and hypotension. What is the immediate first step in management?
Anonymous Quiz
8%
Start IV antibiotics
62%
Place patient in left lateral decubitus with head down
5%
Give diuretics
14%
Begin thrombolysis
11%
Intubate immediately without positioning
Forwarded from Black Lion | School of Medicine 💉💊
During central venous catheter removal, a patient suddenly develops dyspnea and hypotension. What is the immediate first step in management?
Anonymous Quiz
8%
Start IV antibiotics
62%
Place patient in left lateral decubitus with head down
5%
Give diuretics
14%
Begin thrombolysis
11%
Intubate immediately without positioning
Forwarded from Black Lion | School of Medicine 💉💊
Black Lion | School of Medicine 💉💊
During central venous catheter removal, a patient suddenly develops dyspnea and hypotension. What is the immediate first step in management?
🖊 Venous air embolism
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Forwarded from Black Lion | School of Medicine 💉💊
🖊 Percutaneous Transhepatic Cholangiography (PTC) is indicated when ERCP is unsuccessful or unavailable.
In this procedure, contrast material is injected into the bile ducts through the insertion of a transhepatic needle
PTC allows therapeutic interventions such as infected bile drainage and biliary tract stone extraction.
In this procedure, contrast material is injected into the bile ducts through the insertion of a transhepatic needle
PTC allows therapeutic interventions such as infected bile drainage and biliary tract stone extraction.
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🖊 Osteosarcoma
🔹 Typically presents with pain and soft-tissue swelling without systemic symptoms
🔹 Codman triangle: periosteum is pushed away from the bone
🔹 Sunburst pattern: radiating bone fibers/spicules form in the periosteum due to aggressive new bone formation
🔹 Typically presents with pain and soft-tissue swelling without systemic symptoms
🔹 Codman triangle: periosteum is pushed away from the bone
🔹 Sunburst pattern: radiating bone fibers/spicules form in the periosteum due to aggressive new bone formation
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🖊Acute colonic pseudo-obstruction (Ogilvie’s syndrome)
🔹 Typically presents 3 - 7 days after surgery in men aged > 60 years
Versus postoperative ileus:
🔹 Usually causes dilation of both the large and small bowel
🔹 Typically develops before the return of bowel function
🔹 Typically presents 3 - 7 days after surgery in men aged > 60 years
Versus postoperative ileus:
🔹 Usually causes dilation of both the large and small bowel
🔹 Typically develops before the return of bowel function
Forwarded from Internal Medicine Questions Channel 💉💊
🖊 Acute interstitial nephritis affects the interstitium and the renal tubules. (aka tubulointerstitial nephritis)