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CLINICAL ETHICSBack to Top 
DateTitleCommentary by
July 2003Code Status ConfusionBernard Lo, MD; James A. Tulsky, MD
Excerpt: "A patient asks to be "DNR" because she misunderstood a vague discussion of resuscitation."

CRITICAL CAREBack to Top 
DateTitleCommentary by
July 2004Novel Drug MisuseDerek C. Angus, MD, MPH; Eric B. Milbrandt, MD, MPH
Excerpt: "Following a motor vehicle collision, a patient is mistakenly given drotrecogin alfa (activated) for organ failure not due to sepsis."

EMERGENCY MEDBack to Top 
DateTitleCommentary by
February/March 2009All in the HistoryChristopher Fee, MD
Excerpt: "Interrupted during a telephone handoff, an ED physician, despite limited information, must treat a patient in respiratory arrest. The patient is stabilized and transferred to the ICU with a presumed diagnosis of aspiration pneumonia and septic shock. Later, ICU physicians obtain further history that leads to the correct diagnosis: pulmonary embolism."
March 2008Back AgainJon D. Lurie, MD
Excerpt: "A man went to the emergency department 3 times in 1 week for progressively worsening back pain. Providers assumed that the pain did not represent a serious illness; however, at the third visit, the patient was admitted and died of complications from an infection."
Febuary 2006Lost in TransitionChristopher Beach, MD
Excerpt: "A woman comes to the ED with mental status changes. Although numerous tests are run and she is admitted, a critical test result fails to reach the medicine team in time to save the patient's life."
November 2005Reconciling DosesFrank Federico, RPh
Excerpt: "An elderly man on warfarin is admitted to the hospital with suspected meningitis. The admitting team bases his dose of warfarin on the paramedics' run-sheet but does not verify the dose. The patient winds up with a dangerous INR level, which causes a serious neurologic complication."
June 2005Getting to the Root of the MatterScott A. Flanders, MD; Sanjay Saint, MD, MPH
Excerpt: "Using a case of a dosing error, the authors describe the best practices in performing a root cause analysis."
May 2005Diagnosing Diagnostic MistakesRobert McNutt, MD; Richard Abrams, MD; Scott Hasler, MD
Excerpt: "Using past WebM&M cases, the authors discuss the challenges inherent in classifying diagnostic mistakes as medical errors. "
April 2005Compare and ContrastKerry C. Cho, MD; Glenn M. Chertow, MD, MPH
Excerpt: "A patient with presumed small bowel obstruction undergoes a contrast-enhanced CT scan. She develops contrast nephropathy requiring dialysis."
January 2004Crushing Chest Pain: A Missed OpportunityMark Graber, MD
Excerpt: "A patient with chest pain is incorrectly diagnosed as having had an MI. Although physicians eventually realize the patient had an aortic dissection, it is too late. The patient dies."

HOSPITAL MEDICINEBack to Top 
DateTitleCommentary by
September 2006Triple HandoffArpana R. Vidyarthi, MD
Excerpt: "An elderly man was admitted to the hospital for pacemaker placement. Although the postoperative chest film was normal, the patient later developed shortness of breath. Over the course of several nursing and physician shift changes and signouts, results of a follow-up stat x-ray are not properly obtained, delaying discovery of the patient's pneumothorax."
March 2005Hidden MysteryDouglas D. Brunette, MD
Excerpt: "The challenges of examining and imaging a hospitalized morbidly obese patient delay diagnosis, threatening the patient's life."
December 2004Discharge FumblesAlan Forster, MD, MSc
Excerpt: "A patient arrives at the ED in acute kidney failure; another patient arrives at the ED profoundly hypoglycemic. Both mishaps were determined to stem from medication errors at the time of discharge."

MEDICINEBack to Top 
DateTitleCommentary by
October 2009Difficult Encounters: A CMO and CNO RespondErnest J. Ring, MD; Jane E. Hirsch, RN, MS
Excerpt: "Cardiology consultation on an elderly man admitted to the orthopedic service following a hip fracture reveals aortic stenosis. The cardiologist recommends against surgery, due to the risk of anesthesia. When the nurse reads these recommendations to the orthopedic resident, he calls her "stupid" and contacts the OR to schedule the surgery anyway. The Chief Medical Officer is called to intervene."
May 2009Delirium or Dementia?James L. Rudolph, MD, SM
Excerpt: "An elderly woman hospitalized for pneumonia becomes disoriented during hospitalization. Even though the patient was never confused at baseline, doctors attribute it to "senile dementia" and place her in restraints."
January 2009To Transfer or Not to TransferJesse M. Pines, MD, MBA, MSCE
Excerpt: "An elderly man, recently discharged from one hospital after having his automated internal cardioverter-defibrillator (AICD) replaced, is taken to another hospital when his AICD misfires multiple times. "
October 2008Recurrent Hypoglycemia: A Care Transition Failure?Ted Eytan, MD, MS, MPH
Excerpt: "An elderly, non–English-speaking man with diabetes was admitted to the hospital twice in 8 days due to hypoglycemia. At discharge, the patient was instructed not to take any antidiabetic medications. In between hospitalizations, he saw his primary care physician, who restarted an antidiabetic medication."
September 2008Empiric Steroids: the Good, the Bad, and the UglyEdward D. Harris, Jr., MD
Excerpt: "For fear of exacerbating underlying disease processes, certain comorbidities should preclude the use of steroids. Three case examples illustrate appropriate indications and contraindications for using glucocorticoids."
July 2008Dependence vs. Pain Adam J. Gordon, MD, MPH
Excerpt: "A man with a history of heroin use came to the hospital with abdominal pain, nausea, and vomiting. Admitted for dehydration and opiate withdrawal, he was given intravenous fluids, methadone, and morphine for abdominal pain. The patient complained of worsening pain overnight and was given more methadone. In the morning, the patient had more severe pain and tachycardia, and was found to have a perforated colon."
May 2008Diagnosing HIV-It Doesn't Take a Brain SurgeonRoger Chou, MD
Excerpt: "Head imaging findings for a man admitted following new-onset headaches and a seizure revealed a brain mass. The patient was sent for craniotomy and brain biopsy, which revealed toxoplasmosis, prompting an HIV test that returned positive."
April 2008Antibiotics for URI/Sinusitis—A Simple Decision Gone BadSumant Ranji, MD
Excerpt: "A woman with symptoms of sinusitis was given 2 different courses of broad-spectrum antibiotics, neither of which improved her symptoms. Hospitalized for autoimmune hemolysis (presumably from the antibiotic), the patient suffered multiorgan failure and septic shock, and died."
January 2008How Do Providers Recover from Errors?Colin P. West, MD, PhD
Excerpt: "An elderly man with COPD and end-stage congestive heart failure was admitted for increasing shortness of breath, due to a pleural effusion. A resident performed a thoracentesis on the wrong side, and the patient developed a pneumothorax and died. The resident disclosed the error but was devastated."
December 2007ElopementDebra Gerardi, RN, MPH, JD
Excerpt: "An inpatient missing from his room is found several hours later outside the emergency department. Despite having arrived at the ED in a hospital gown with an inpatient ID bracelet, the patient is treated in the ED and discharged."
July/August 2007Resuscitation Errors: A Shocking ProblemBenjamin S. Abella, MD, MPhil; Dana P. Edelson, MD
Excerpt: "A code blue was called on a man admitted for chest pain, but the defibrillation pads placed on the patient were incompatible with the machine."
May 2007Antiseizure Medication DisorderBrian K. Alldredge, PharmD
Excerpt: "An elderly patient with a seizure disorder (and recent admission for uncontrolled seizures) was admitted to the hospital to evaluate symptoms of lethargy, confusion, and decreased appetite. The team misattributed his mental status change to an infection but later discovered that the patient had phenytoin toxicity."
December 2006Hidden Heparins: HIT HappensPatrick F. Fogarty, MD
Excerpt: "A hospitalized woman with multiple medical problems is diagnosed with heparin-induced thrombocytopenia (HIT) but is mistakenly exposed to heparin flushes during dialysis."
November 2006Getting a Good Report Card: Unintended Consequences of the Public Reporting of Hospital QualityPeter Lindenauer, MD, MSc
Excerpt: "A woman with end stage renal disease and heart disease on anticoagulation receives a pneumonia vaccination that causes a large hematoma."
August 2006Physical Diagnosis: A Lost Art?George R. Thompson III, MD, and Abraham Verghese, MD
Excerpt: "A man with paraplegia was admitted to the hospital, but the admitting physician, night float resident, and daytime team all "deferred" examination of the genital area. The patient was later discovered to have life-threatening necrotizing fasciitis of this area."
September 2005Double TroubleJerry H. Gurwitz, MD
Excerpt: "An elderly man with diabetes admitted to the hospital with hypoglycemia is switched from a combination medication (two pills in one) to a single drug. Two weeks later, he presents with mental status changes."
July/August 2005Impatient Inpatient DosingRichard H. White, MD
Excerpt: "An intern increases a patient's warfarin dosage nightly based on subtherapeutic INR levels drawn each morning; after several days, the patient develops potentially life-threatening bleeding. "
October 2004Thin AirDavid M. Gaba, MD
Excerpt: "A dyspneic patient fails to improve after being placed on high-flow oxygen. The respiratory therapist soon discovers why: the patient is mistakenly receiving compressed room air."
May 2004Too Tight ControlHaya R. Rubin, MD, PhD; Vera T. Fajtova, MD
Excerpt: "To achieve tight glucose control, a hospitalized diabetes patient is placed on an insulin drip. Prior to minor surgery, he is made NPO and becomes severely hypoglycemic."
March 2004Crossing the LineJeremy P. Feldman, MD; Michael K. Gould, MD, MS
Excerpt: "A central line placed incorrectly causes a patient to suffer permanent neurologic damage."
Febuary 2004Delay in Initiating Antibiotics Results in Fatal ErrorLisa M. Bellini, MD
Excerpt: "Housestaff evaluate and admit a severely ill patient with lupus, suspect a viral syndrome, and do not initiate antibiotics. Despite discovery of the correct diagnosis in the morning by the attending, the patient dies."
April 2003Another FallSidney T. Bogardus, Jr., MD
Excerpt: "Delirious and coagulopathic patient with subdural hematomas falls out of bed—twice!"

NURSINGBack to Top 
DateTitleCommentary by
August 2009Nurse Staffing Ratios: The Crucible of Money, Policy, Research, and Patient CareVictoria Rich, PhD, RN
Excerpt: "Admitted to the ICU for COPD exacerbation and atrial fibrillation, a patient who had stabilized is left unattended in the bathroom while the nurse on an understaffed unit attends to a more emergent patient. An assistant later finds the patient on the floor, unresponsive and cyanotic."
July 2006Moving PainsHildy Schell, RN, MS, CCNS; Robert M. Wachter, MD
Excerpt: "An elderly woman was transported to CT with no medical escort and an inadequate oxygen supply. She died later that day."

OB/GYNBack to Top 
DateTitleCommentary by
October 2003The Other SideCharles Vincent, PhD
Excerpt: "Trusting his memory more than the chart, a surgeon directs a resident to remove the wrong side on a patient with unilateral vulvar cancer."

PEDIATRICSBack to Top 
DateTitleCommentary by
April 2009Breakage of a PICC LineVesselin Dimov, MD
Excerpt: "A premature infant had a PICC line placed for parenteral nutrition. During an attempt to remove it, the line broke. The infant had to be sent for surgical removal of the catheter and required an increased level of care, including ventilator support."
November 2008Dangerous ShiftEmily S. Patterson, PhD
Excerpt: "Due to lack of communication during shift change, an infant's transfer to a higher level of care is delayed. The infant develops respiratory distress, prompting a call to the rapid response team and transfer to the ICU."
March 2007Failure to ReportPatrice L. Spath, BA, RHIT
Excerpt: "An infant receives an overdose of the wrong antibiotic (cephazolin instead of ceftriaxone). The nurse spoke with the ED physician on duty but was informed that the medications were essentially equivalent and did not report the error."
February 2007The "Customer" Is Always RightNiraj L. Sehgal, MD, MPH
Excerpt: "A parent brings her 18-month-old into the clinic with multiple complaints, including rash, diarrhea, and concern for fracture due to a fall. The child is sent home with a diagnosis of viral syndrome. Later, still concerned about her child's gait, the mother takes her to the ED, where an x-ray reveals a fractured tibia."
June 2004The Wrong Shot: Error DisclosureThomas H. Gallagher, MD; Wendy Levinson, MD
Excerpt: "A child is mistakenly vaccinated for hepatitis A, rather than B. Despite forthright disclosure and no evident harm to the child, the father becomes incredibly angry at the providers."
September 2003Intubation MishapMatthew B. Weinger, MD; George T. Blike, MD
Excerpt: "An infant acutely desaturates following an ED nurse's premature administration of a paralytic medication."
May 2003Central Line ClotAdrienne G. Randolph, MD, MSc
Excerpt: "An infant codes due to pulmonary emboli after a central line flush."

RADIOLOGYBack to Top 
DateTitleCommentary by
March 2006The Wet ReadRonald L. Arenson, MD
Excerpt: "A patient with metastatic cancer admitted for pain control develops acute shortness of breath. The overnight resident reads the CT as a large pulmonary embolism, but the next morning, the attending reads it differently."

SURG/ANESTHESIABack to Top 
DateTitleCommentary by
October 2007Do Not Disturb!F. Daniel Duffy, MD; Christine K. Cassel, MD
Excerpt: "Following surgery, a woman on a patient-controlled analgesia pump is found to be lethargic and incoherent, with a low respiratory rate. The nurse contacted the attending physician, who dismisses the patient's symptoms and chastises the nurse for the late call."
September 2007Medication Reconciliation: Whose Job Is It?Eric G. Poon, MD, MPH
Excerpt: "Hospitalized for surgery, a woman with a history of seizures was given an overdose of the wrong medicine due to multiple errors, including an inaccurate preadmission medication list, failure to verify medication history, and uncoordinated information systems."
June 2007Beeline to SpineGerald W. Smetana, MD
Excerpt: "Based on preoperative discussions, a patient undergoing knee replacement expected to receive spinal anesthesia; however, general anesthesia was administered, and the records did not note or explain this change. The patient suffered an unusual complication."
May 2006Right? Left? Neither!Elizabeth A. Howell, MD, MPP; Mark R. Chassin, MD, MPP, MPH
Excerpt: "A woman with a fractured right foot receives spinal anesthesia and nearly has surgery for trimalleolar fracture and dislocation of the left ankle. Only immediately prior to surgery did the team realize that the x-ray was not hers."
April 2006Is the "Surgical Personality" a Threat to Patient Safety?Charles L. Bosk, PhD
Excerpt: "Because members of the OR team were reluctant to speak up to a senior surgeon with a reputation for yelling, a child undergoing surgery experiences a complication and has a delay in chemotherapy."
January 2006An Ounce of PreventionNils Kucher, MD
Excerpt: "Following reconstructive surgery to her hand, a woman suffers sudden cardiopulmonary arrest. After successful resuscitation, further review revealed that she had a pulmonary embolism and that she had received no venous thromboembolism prophylaxis. "
December 2005Low on the Totem PoleRobert M. Wachter, MD
Excerpt: "A medical student notices that, prior to surgery, a urinary catheter is inserted into a child without sterile prep. Being new to the OR setting, he says nothing until a few days later on rounds when the patient shows signs of infection."
September 2004Poor PrognosisElizabeth B. Lamont, MD, MS
Excerpt: "Following hernia repair surgery, an elderly woman is incidentally found to have a mass in her neck. Expecting the worst, the treating physician recommends palliative care and withdrawal of mechanical ventilation, before biopsy results are in."
November 2003The Missing Suction TipEric J. Thomas, MD, MPH; Frederick A. Moore, MD
Excerpt: "A scrub nurse cannot find a missing suction catheter tip, but the surgeon closes the patient. A post-operative x-ray reveals the tip in the patient's chest."
June 2003Missed AppendicitisJames G. Adams, MD
Excerpt: "Abdominal pain misdiagnosed in an ED patient leads to ruptured appendix, multiple complications, and prolonged hospitalization."
Febuary 2003Unexplained Apnea under AnesthesiaPaul Barach, MD, MPH
Excerpt: "A boy undergoing knee surgery stopped breathing after inadvertently being given a paralytic medication instead of an antibiotic."

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